12653991

素因数分解:

$3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{569}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 20985120

約数和(自身を除く): 8331129

約数列:

[1, 3, 7, 9, 21, 63, 353, 569, 1059, 1707, 2471, 3177, 3983, 5121, 7413, 11949, 22239, 35847, 200857, 602571, 1405999, 1807713, 4217997, 12653991]

約数ペア:

[(1, 12653991), (3, 4217997), (7, 1807713), (9, 1405999), (21, 602571), (63, 200857), (353, 35847), (569, 22239), (1059, 11949), (1707, 7413), (2471, 5121), (3177, 3983)]