216709125

素因数分解:

$3^1\times 5^3\times {\mathrm{317}}^1\times {\mathrm{1823}}^1$

素因数の和:2158

約数の個数: 32

約数和(自身を含む): 361939968

約数和(自身を除く): 145230843

約数列:

[1, 3, 5, 15, 25, 75, 125, 317, 375, 951, 1585, 1823, 4755, 5469, 7925, 9115, 23775, 27345, 39625, 45575, 118875, 136725, 227875, 577891, 683625, 1733673, 2889455, 8668365, 14447275, 43341825, 72236375, 216709125]

約数ペア:

[(1, 216709125), (3, 72236375), (5, 43341825), (15, 14447275), (25, 8668365), (75, 2889455), (125, 1733673), (317, 683625), (375, 577891), (951, 227875), (1585, 136725), (1823, 118875), (4755, 45575), (5469, 39625), (7925, 27345), (9115, 23775)]