81482772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20639}}^1$

素因数の和:20700

約数の個数: 48

約数和(自身を含む): 221921280

約数和(自身を除く): 140438508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 20639, 41278, 61917, 82556, 123834, 144473, 247668, 288946, 433419, 577892, 866838, 970033, 1733676, 1940066, 2910099, 3880132, 5820198, 6790231, 11640396, 13580462, 20370693, 27160924, 40741386, 81482772]

約数ペア:

[(1, 81482772), (2, 40741386), (3, 27160924), (4, 20370693), (6, 13580462), (7, 11640396), (12, 6790231), (14, 5820198), (21, 3880132), (28, 2910099), (42, 1940066), (47, 1733676), (84, 970033), (94, 866838), (141, 577892), (188, 433419), (282, 288946), (329, 247668), (564, 144473), (658, 123834), (987, 82556), (1316, 61917), (1974, 41278), (3948, 20639)]