401072255

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{18521}}^1$

素因数の和:18658

約数の個数: 16

約数和(自身を含む): 496093248

約数和(自身を除く): 95020993

約数列:

[1, 5, 61, 71, 305, 355, 4331, 18521, 21655, 92605, 1129781, 1314991, 5648905, 6574955, 80214451, 401072255]

約数ペア:

[(1, 401072255), (5, 80214451), (61, 6574955), (71, 5648905), (305, 1314991), (355, 1129781), (4331, 92605), (18521, 21655)]