2723427

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 4542720

約数和(自身を除く): 1819293

約数列:

[1, 3, 7, 9, 21, 63, 139, 311, 417, 933, 973, 1251, 2177, 2799, 2919, 6531, 8757, 19593, 43229, 129687, 302603, 389061, 907809, 2723427]

約数ペア:

[(1, 2723427), (3, 907809), (7, 389061), (9, 302603), (21, 129687), (63, 43229), (139, 19593), (311, 8757), (417, 6531), (933, 2919), (973, 2799), (1251, 2177)]