28624455

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4931}}^1$

素因数の和:4988

約数の個数: 32

約数和(自身を含む): 52081920

約数和(自身を除く): 23457465

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 4931, 5805, 14793, 24655, 44379, 73965, 133137, 212033, 221895, 636099, 665685, 1060165, 1908297, 3180495, 5724891, 9541485, 28624455]

約数ペア:

[(1, 28624455), (3, 9541485), (5, 5724891), (9, 3180495), (15, 1908297), (27, 1060165), (43, 665685), (45, 636099), (129, 221895), (135, 212033), (215, 133137), (387, 73965), (645, 44379), (1161, 24655), (1935, 14793), (4931, 5805)]