25990744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{249911}}^1$

素因数の和:249930

約数の個数: 16

約数和(自身を含む): 52481520

約数和(自身を除く): 26490776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 249911, 499822, 999644, 1999288, 3248843, 6497686, 12995372, 25990744]

約数ペア:

[(1, 25990744), (2, 12995372), (4, 6497686), (8, 3248843), (13, 1999288), (26, 999644), (52, 499822), (104, 249911)]