28571088

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 94216192

約数和(自身を除く): 65645104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 78, 84, 91, 93, 104, 112, 124, 156, 168, 182, 186, 208, 211, 217, 248, 273, 312, 336, 364, 372, 403, 422, 434, 496, 546, 624, 633, 651, 728, 744, 806, 844, 868, 1092, 1209, 1266, 1302, 1456, 1477, 1488, 1612, 1688, 1736, 2184, 2418, 2532, 2604, 2743, 2821, 2954, 3224, 3376, 3472, 4368, 4431, 4836, 5064, 5208, 5486, 5642, 5908, 6448, 6541, 8229, 8463, 8862, 9672, 10128, 10416, 10972, 11284, 11816, 13082, 16458, 16926, 17724, 19201, 19344, 19623, 21944, 22568, 23632, 26164, 32916, 33852, 35448, 38402, 39246, 43888, 45136, 45787, 52328, 57603, 65832, 67704, 70896, 76804, 78492, 85033, 91574, 104656, 115206, 131664, 135408, 137361, 153608, 156984, 170066, 183148, 230412, 255099, 274722, 307216, 313968, 340132, 366296, 460824, 510198, 549444, 595231, 680264, 732592, 921648, 1020396, 1098888, 1190462, 1360528, 1785693, 2040792, 2197776, 2380924, 3571386, 4081584, 4761848, 7142772, 9523696, 14285544, 28571088]

約数ペア:

[(1, 28571088), (2, 14285544), (3, 9523696), (4, 7142772), (6, 4761848), (7, 4081584), (8, 3571386), (12, 2380924), (13, 2197776), (14, 2040792), (16, 1785693), (21, 1360528), (24, 1190462), (26, 1098888), (28, 1020396), (31, 921648), (39, 732592), (42, 680264), (48, 595231), (52, 549444), (56, 510198), (62, 460824), (78, 366296), (84, 340132), (91, 313968), (93, 307216), (104, 274722), (112, 255099), (124, 230412), (156, 183148), (168, 170066), (182, 156984), (186, 153608), (208, 137361), (211, 135408), (217, 131664), (248, 115206), (273, 104656), (312, 91574), (336, 85033), (364, 78492), (372, 76804), (403, 70896), (422, 67704), (434, 65832), (496, 57603), (546, 52328), (624, 45787), (633, 45136), (651, 43888), (728, 39246), (744, 38402), (806, 35448), (844, 33852), (868, 32916), (1092, 26164), (1209, 23632), (1266, 22568), (1302, 21944), (1456, 19623), (1477, 19344), (1488, 19201), (1612, 17724), (1688, 16926), (1736, 16458), (2184, 13082), (2418, 11816), (2532, 11284), (2604, 10972), (2743, 10416), (2821, 10128), (2954, 9672), (3224, 8862), (3376, 8463), (3472, 8229), (4368, 6541), (4431, 6448), (4836, 5908), (5064, 5642), (5208, 5486)]