90991066

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1\times {\mathrm{2161}}^1$

素因数の和:2769

約数の個数: 16

約数和(自身を含む): 140486760

約数和(自身を除く): 49495694

約数列:

[1, 2, 37, 74, 569, 1138, 2161, 4322, 21053, 42106, 79957, 159914, 1229609, 2459218, 45495533, 90991066]

約数ペア:

[(1, 90991066), (2, 45495533), (37, 2459218), (74, 1229609), (569, 159914), (1138, 79957), (2161, 42106), (4322, 21053)]