28109928

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 93078720

約数和(自身を除く): 64968792

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 41, 42, 44, 49, 53, 56, 66, 77, 82, 84, 88, 98, 106, 123, 132, 147, 154, 159, 164, 168, 196, 212, 231, 246, 264, 287, 294, 308, 318, 328, 371, 392, 424, 451, 462, 492, 539, 574, 583, 588, 616, 636, 742, 861, 902, 924, 984, 1078, 1113, 1148, 1166, 1176, 1272, 1353, 1484, 1617, 1722, 1749, 1804, 1848, 2009, 2156, 2173, 2226, 2296, 2332, 2597, 2706, 2968, 3157, 3234, 3444, 3498, 3608, 4018, 4081, 4312, 4346, 4452, 4664, 5194, 5412, 6027, 6314, 6468, 6519, 6888, 6996, 7791, 8036, 8162, 8692, 8904, 9471, 10388, 10824, 12054, 12243, 12628, 12936, 13038, 13992, 15211, 15582, 16072, 16324, 17384, 18942, 20776, 22099, 23903, 24108, 24486, 25256, 26076, 28567, 30422, 31164, 32648, 37884, 44198, 45633, 47806, 48216, 48972, 52152, 57134, 60844, 62328, 66297, 71709, 75768, 85701, 88396, 91266, 95612, 97944, 106477, 114268, 121688, 132594, 143418, 167321, 171402, 176792, 182532, 191224, 212954, 228536, 265188, 286836, 319431, 334642, 342804, 365064, 425908, 501963, 530376, 573672, 638862, 669284, 685608, 851816, 1003926, 1171247, 1277724, 1338568, 2007852, 2342494, 2555448, 3513741, 4015704, 4684988, 7027482, 9369976, 14054964, 28109928]

約数ペア:

[(1, 28109928), (2, 14054964), (3, 9369976), (4, 7027482), (6, 4684988), (7, 4015704), (8, 3513741), (11, 2555448), (12, 2342494), (14, 2007852), (21, 1338568), (22, 1277724), (24, 1171247), (28, 1003926), (33, 851816), (41, 685608), (42, 669284), (44, 638862), (49, 573672), (53, 530376), (56, 501963), (66, 425908), (77, 365064), (82, 342804), (84, 334642), (88, 319431), (98, 286836), (106, 265188), (123, 228536), (132, 212954), (147, 191224), (154, 182532), (159, 176792), (164, 171402), (168, 167321), (196, 143418), (212, 132594), (231, 121688), (246, 114268), (264, 106477), (287, 97944), (294, 95612), (308, 91266), (318, 88396), (328, 85701), (371, 75768), (392, 71709), (424, 66297), (451, 62328), (462, 60844), (492, 57134), (539, 52152), (574, 48972), (583, 48216), (588, 47806), (616, 45633), (636, 44198), (742, 37884), (861, 32648), (902, 31164), (924, 30422), (984, 28567), (1078, 26076), (1113, 25256), (1148, 24486), (1166, 24108), (1176, 23903), (1272, 22099), (1353, 20776), (1484, 18942), (1617, 17384), (1722, 16324), (1749, 16072), (1804, 15582), (1848, 15211), (2009, 13992), (2156, 13038), (2173, 12936), (2226, 12628), (2296, 12243), (2332, 12054), (2597, 10824), (2706, 10388), (2968, 9471), (3157, 8904), (3234, 8692), (3444, 8162), (3498, 8036), (3608, 7791), (4018, 6996), (4081, 6888), (4312, 6519), (4346, 6468), (4452, 6314), (4664, 6027), (5194, 5412)]