68494657

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 88602624

約数和(自身を除く): 20107967

約数列:

[1, 7, 11, 43, 77, 137, 151, 301, 473, 959, 1057, 1507, 1661, 3311, 5891, 6493, 10549, 11627, 20687, 41237, 45451, 64801, 71423, 144809, 227557, 453607, 499961, 889541, 1592899, 6226787, 9784951, 68494657]

約数ペア:

[(1, 68494657), (7, 9784951), (11, 6226787), (43, 1592899), (77, 889541), (137, 499961), (151, 453607), (301, 227557), (473, 144809), (959, 71423), (1057, 64801), (1507, 45451), (1661, 41237), (3311, 20687), (5891, 11627), (6493, 10549)]