61557808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{295951}}^1$

素因数の和:295972

約数の個数: 20

約数和(自身を含む): 128443168

約数和(自身を除く): 66885360

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 295951, 591902, 1183804, 2367608, 3847363, 4735216, 7694726, 15389452, 30778904, 61557808]

約数ペア:

[(1, 61557808), (2, 30778904), (4, 15389452), (8, 7694726), (13, 4735216), (16, 3847363), (26, 2367608), (52, 1183804), (104, 591902), (208, 295951)]