11971115

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 16092288

約数和(自身を除く): 4121173

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 457, 845, 2015, 2285, 5239, 5941, 14167, 26195, 29705, 70835, 77233, 184171, 386165, 920855, 2394223, 11971115]

約数ペア:

[(1, 11971115), (5, 2394223), (13, 920855), (31, 386165), (65, 184171), (155, 77233), (169, 70835), (403, 29705), (457, 26195), (845, 14167), (2015, 5941), (2285, 5239)]