72728708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19699}}^1$

素因数の和:19787

約数の個数: 24

約数和(自身を含む): 139003200

約数和(自身を除く): 66274492

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 19699, 39398, 78796, 256087, 512174, 1024348, 1398629, 2797258, 5594516, 18182177, 36364354, 72728708]

約数ペア:

[(1, 72728708), (2, 36364354), (4, 18182177), (13, 5594516), (26, 2797258), (52, 1398629), (71, 1024348), (142, 512174), (284, 256087), (923, 78796), (1846, 39398), (3692, 19699)]