15253371

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12743}}^1$

素因数の和:12775

約数の個数: 24

約数和(自身を含む): 26507520

約数和(自身を除く): 11254149

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 12743, 38229, 89201, 114687, 242117, 267603, 726351, 802809, 1694819, 2179053, 5084457, 15253371]

約数ペア:

[(1, 15253371), (3, 5084457), (7, 2179053), (9, 1694819), (19, 802809), (21, 726351), (57, 267603), (63, 242117), (133, 114687), (171, 89201), (399, 38229), (1197, 12743)]