12957145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 17729280

約数和(自身を除く): 4772135

約数列:

[1, 5, 17, 19, 71, 85, 95, 113, 323, 355, 565, 1207, 1349, 1615, 1921, 2147, 6035, 6745, 8023, 9605, 10735, 22933, 36499, 40115, 114665, 136391, 152437, 182495, 681955, 762185, 2591429, 12957145]

約数ペア:

[(1, 12957145), (5, 2591429), (17, 762185), (19, 681955), (71, 182495), (85, 152437), (95, 136391), (113, 114665), (323, 40115), (355, 36499), (565, 22933), (1207, 10735), (1349, 9605), (1615, 8023), (1921, 6745), (2147, 6035)]