487990725

素因数分解:

$3^1\times 5^2\times {\mathrm{367}}^1\times {\mathrm{17729}}^1$

素因数の和:18109

約数の個数: 24

約数和(自身を含む): 809055360

約数和(自身を除く): 321064635

約数列:

[1, 3, 5, 15, 25, 75, 367, 1101, 1835, 5505, 9175, 17729, 27525, 53187, 88645, 265935, 443225, 1329675, 6506543, 19519629, 32532715, 97598145, 162663575, 487990725]

約数ペア:

[(1, 487990725), (3, 162663575), (5, 97598145), (15, 32532715), (25, 19519629), (75, 6506543), (367, 1329675), (1101, 443225), (1835, 265935), (5505, 88645), (9175, 53187), (17729, 27525)]