64296825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{19937}}^1$

素因数の和:19993

約数の個数: 24

約数和(自身を含む): 108781728

約数和(自身を除く): 44484903

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 19937, 59811, 99685, 299055, 498425, 857291, 1495275, 2571873, 4286455, 12859365, 21432275, 64296825]

約数ペア:

[(1, 64296825), (3, 21432275), (5, 12859365), (15, 4286455), (25, 2571873), (43, 1495275), (75, 857291), (129, 498425), (215, 299055), (645, 99685), (1075, 59811), (3225, 19937)]