685475888

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{52183}}^1$

素因数の和:53012

約数の個数: 20

約数和(自身を含む): 1329752688

約数和(自身を除く): 644276800

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 52183, 104366, 208732, 417464, 834928, 42842243, 85684486, 171368972, 342737944, 685475888]

約数ペア:

[(1, 685475888), (2, 342737944), (4, 171368972), (8, 85684486), (16, 42842243), (821, 834928), (1642, 417464), (3284, 208732), (6568, 104366), (13136, 52183)]