74428235

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 105421824

約数和(自身を除く): 30993589

約数列:

[1, 5, 7, 35, 61, 71, 305, 355, 427, 491, 497, 2135, 2455, 2485, 3437, 4331, 17185, 21655, 29951, 30317, 34861, 149755, 151585, 174305, 209657, 244027, 1048285, 1220135, 2126521, 10632605, 14885647, 74428235]

約数ペア:

[(1, 74428235), (5, 14885647), (7, 10632605), (35, 2126521), (61, 1220135), (71, 1048285), (305, 244027), (355, 209657), (427, 174305), (491, 151585), (497, 149755), (2135, 34861), (2455, 30317), (2485, 29951), (3437, 21655), (4331, 17185)]