57421390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{441703}}^1$

素因数の和:441723

約数の個数: 16

約数和(自身を含む): 111309408

約数和(自身を除く): 53888018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 441703, 883406, 2208515, 4417030, 5742139, 11484278, 28710695, 57421390]

約数ペア:

[(1, 57421390), (2, 28710695), (5, 11484278), (10, 5742139), (13, 4417030), (26, 2208515), (65, 883406), (130, 441703)]