428526501

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{20771}}^1$

素因数の和:20833

約数の個数: 24

約数和(自身を含む): 643267296

約数和(自身を除く): 214740795

約数列:

[1, 3, 13, 23, 39, 69, 299, 529, 897, 1587, 6877, 20631, 20771, 62313, 270023, 477733, 810069, 1433199, 6210529, 10987859, 18631587, 32963577, 142842167, 428526501]

約数ペア:

[(1, 428526501), (3, 142842167), (13, 32963577), (23, 18631587), (39, 10987859), (69, 6210529), (299, 1433199), (529, 810069), (897, 477733), (1587, 270023), (6877, 62313), (20631, 20771)]