15320851

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5431}}^1$

素因数の和:5482

約数の個数: 16

約数和(自身を含む): 19468288

約数和(自身を除く): 4147437

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 5431, 38017, 70603, 168361, 494221, 1178527, 2188693, 15320851]

約数ペア:

[(1, 15320851), (7, 2188693), (13, 1178527), (31, 494221), (91, 168361), (217, 70603), (403, 38017), (2821, 5431)]