3990693

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{619}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 6110720

約数和(自身を除く): 2120027

約数列:

[1, 3, 7, 21, 307, 619, 921, 1857, 2149, 4333, 6447, 12999, 190033, 570099, 1330231, 3990693]

約数ペア:

[(1, 3990693), (3, 1330231), (7, 570099), (21, 190033), (307, 12999), (619, 6447), (921, 4333), (1857, 2149)]