331327516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{61861}}^1$

素因数の和:61981

約数の個数: 24

約数和(自身を含む): 630497504

約数和(自身を除く): 299169988

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 61861, 123722, 247444, 804193, 1608386, 3216772, 6371683, 12743366, 25486732, 82831879, 165663758, 331327516]

約数ペア:

[(1, 331327516), (2, 165663758), (4, 82831879), (13, 25486732), (26, 12743366), (52, 6371683), (103, 3216772), (206, 1608386), (412, 804193), (1339, 247444), (2678, 123722), (5356, 61861)]