13641395

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 18016992

約数和(自身を除く): 4375597

約数列:

[1, 5, 17, 31, 85, 155, 167, 527, 835, 961, 2635, 2839, 4805, 5177, 14195, 16337, 25885, 81685, 88009, 160487, 440045, 802435, 2728279, 13641395]

約数ペア:

[(1, 13641395), (5, 2728279), (17, 802435), (31, 440045), (85, 160487), (155, 88009), (167, 81685), (527, 25885), (835, 16337), (961, 14195), (2635, 5177), (2839, 4805)]