13688825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 18570240

約数和(自身を除く): 4881415

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 1039, 2635, 5195, 13175, 17663, 25975, 32209, 88315, 161045, 441575, 547553, 805225, 2737765, 13688825]

約数ペア:

[(1, 13688825), (5, 2737765), (17, 805225), (25, 547553), (31, 441575), (85, 161045), (155, 88315), (425, 32209), (527, 25975), (775, 17663), (1039, 13175), (2635, 5195)]