15856113

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^2$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 26128704

約数和(自身を除く): 10272591

約数列:

[1, 3, 7, 13, 21, 39, 91, 241, 273, 723, 1687, 3133, 5061, 9399, 21931, 58081, 65793, 174243, 406567, 755053, 1219701, 2265159, 5285371, 15856113]

約数ペア:

[(1, 15856113), (3, 5285371), (7, 2265159), (13, 1219701), (21, 755053), (39, 406567), (91, 174243), (241, 65793), (273, 58081), (723, 21931), (1687, 9399), (3133, 5061)]