31919069

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18461}}^1$

素因数の和:18500

約数の個数: 16

約数和(自身を含む): 41354880

約数和(自身を除く): 9435811

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 18461, 129227, 239993, 350759, 1679951, 2455313, 4559867, 31919069]

約数ペア:

[(1, 31919069), (7, 4559867), (13, 2455313), (19, 1679951), (91, 350759), (133, 239993), (247, 129227), (1729, 18461)]