326907217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2663}}^1$

素因数の和:2773

約数の個数: 32

約数和(自身を含む): 429649920

約数和(自身を除く): 102742703

約数列:

[1, 7, 13, 19, 71, 91, 133, 247, 497, 923, 1349, 1729, 2663, 6461, 9443, 17537, 18641, 34619, 50597, 122759, 189073, 242333, 354179, 657761, 1323511, 2457949, 3592387, 4604327, 17205643, 25146709, 46701031, 326907217]

約数ペア:

[(1, 326907217), (7, 46701031), (13, 25146709), (19, 17205643), (71, 4604327), (91, 3592387), (133, 2457949), (247, 1323511), (497, 657761), (923, 354179), (1349, 242333), (1729, 189073), (2663, 122759), (6461, 50597), (9443, 34619), (17537, 18641)]