291240352325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28907231}}^1$

素因数の和:28907285

約数の個数: 24

約数和(自身を含む): 401463638016

約数和(自身を除く): 110223285691

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 28907231, 144536155, 375794003, 722680775, 896124161, 1878970015, 4480620805, 9394850075, 11649614093, 22403104025, 58248070465, 291240352325]

約数ペア:

[(1, 291240352325), (5, 58248070465), (13, 22403104025), (25, 11649614093), (31, 9394850075), (65, 4480620805), (155, 1878970015), (325, 896124161), (403, 722680775), (775, 375794003), (2015, 144536155), (10075, 28907231)]