28814085

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14891}}^1$

素因数の和:14945

約数の個数: 24

約数和(自身を含む): 51109344

約数和(自身を除く): 22295259

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14891, 44673, 74455, 134019, 223365, 640313, 670095, 1920939, 3201565, 5762817, 9604695, 28814085]

約数ペア:

[(1, 28814085), (3, 9604695), (5, 5762817), (9, 3201565), (15, 1920939), (43, 670095), (45, 640313), (129, 223365), (215, 134019), (387, 74455), (645, 44673), (1935, 14891)]