856400559

素因数分解:

$3^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{37517}}^1$

素因数の和:38614

約数の個数: 16

約数和(自身を含む): 1306226688

約数和(自身を除く): 449826129

約数列:

[1, 3, 7, 21, 1087, 3261, 7609, 22827, 37517, 112551, 262619, 787857, 40780979, 122342937, 285466853, 856400559]

約数ペア:

[(1, 856400559), (3, 285466853), (7, 122342937), (21, 40780979), (1087, 787857), (3261, 262619), (7609, 112551), (22827, 37517)]