15891655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2370

約数の個数: 16

約数和(自身を含む): 20734560

約数和(自身を除く): 4842905

約数列:

[1, 5, 13, 65, 109, 545, 1417, 2243, 7085, 11215, 29159, 145795, 244487, 1222435, 3178331, 15891655]

約数ペア:

[(1, 15891655), (5, 3178331), (13, 1222435), (65, 244487), (109, 145795), (545, 29159), (1417, 11215), (2243, 7085)]