90402991

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2647}}^1$

素因数の和:2719

約数の個数: 24

約数和(自身を含む): 114107616

約数和(自身を除く): 23704625

約数列:

[1, 7, 17, 41, 49, 119, 287, 697, 833, 2009, 2647, 4879, 18529, 34153, 44999, 108527, 129703, 314993, 759689, 1844959, 2204951, 5317823, 12914713, 90402991]

約数ペア:

[(1, 90402991), (7, 12914713), (17, 5317823), (41, 2204951), (49, 1844959), (119, 759689), (287, 314993), (697, 129703), (833, 108527), (2009, 44999), (2647, 34153), (4879, 18529)]