320199607

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{787}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 419392512

約数和(自身を除く): 99192905

約数列:

[1, 7, 13, 17, 91, 119, 221, 263, 787, 1547, 1841, 3419, 4471, 5509, 10231, 13379, 23933, 31297, 58123, 71617, 93653, 173927, 206981, 406861, 1217489, 1448867, 2690753, 3518677, 18835271, 24630739, 45742801, 320199607]

約数ペア:

[(1, 320199607), (7, 45742801), (13, 24630739), (17, 18835271), (91, 3518677), (119, 2690753), (221, 1448867), (263, 1217489), (787, 406861), (1547, 206981), (1841, 173927), (3419, 93653), (4471, 71617), (5509, 58123), (10231, 31297), (13379, 23933)]