28094274

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 70761600

約数和(自身を除く): 42667326

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 71, 78, 89, 114, 117, 142, 171, 178, 213, 234, 247, 267, 342, 426, 494, 534, 639, 741, 801, 923, 1157, 1278, 1349, 1482, 1602, 1691, 1846, 2223, 2314, 2698, 2769, 3382, 3471, 4047, 4446, 5073, 5538, 6319, 6942, 8094, 8307, 10146, 10413, 12141, 12638, 15219, 16614, 17537, 18957, 20826, 21983, 24282, 30438, 35074, 37914, 43966, 52611, 56871, 65949, 82147, 105222, 113742, 120061, 131898, 157833, 164294, 197847, 240122, 246441, 315666, 360183, 395694, 492882, 720366, 739323, 1080549, 1478646, 1560793, 2161098, 3121586, 4682379, 9364758, 14047137, 28094274]

約数ペア:

[(1, 28094274), (2, 14047137), (3, 9364758), (6, 4682379), (9, 3121586), (13, 2161098), (18, 1560793), (19, 1478646), (26, 1080549), (38, 739323), (39, 720366), (57, 492882), (71, 395694), (78, 360183), (89, 315666), (114, 246441), (117, 240122), (142, 197847), (171, 164294), (178, 157833), (213, 131898), (234, 120061), (247, 113742), (267, 105222), (342, 82147), (426, 65949), (494, 56871), (534, 52611), (639, 43966), (741, 37914), (801, 35074), (923, 30438), (1157, 24282), (1278, 21983), (1349, 20826), (1482, 18957), (1602, 17537), (1691, 16614), (1846, 15219), (2223, 12638), (2314, 12141), (2698, 10413), (2769, 10146), (3382, 8307), (3471, 8094), (4047, 6942), (4446, 6319), (5073, 5538)]