68784825

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{7001}}^1$

素因数の和:7145

約数の個数: 24

約数和(自身を含む): 114608736

約数和(自身を除く): 45823911

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1965, 3275, 7001, 9825, 21003, 35005, 105015, 175025, 525075, 917131, 2751393, 4585655, 13756965, 22928275, 68784825]

約数ペア:

[(1, 68784825), (3, 22928275), (5, 13756965), (15, 4585655), (25, 2751393), (75, 917131), (131, 525075), (393, 175025), (655, 105015), (1965, 35005), (3275, 21003), (7001, 9825)]