489071779

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{16451}}^1$

素因数の和:16626

約数の個数: 16

約数和(自身を含む): 581216256

約数和(自身を除く): 92144477

約数列:

[1, 7, 31, 137, 217, 959, 4247, 16451, 29729, 115157, 509981, 2253787, 3569867, 15776509, 69867397, 489071779]

約数ペア:

[(1, 489071779), (7, 69867397), (31, 15776509), (137, 3569867), (217, 2253787), (959, 509981), (4247, 115157), (16451, 29729)]