87873855

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 144151488

約数和(自身を除く): 56277633

約数列:

[1, 3, 5, 15, 61, 137, 183, 305, 411, 685, 701, 915, 2055, 2103, 3505, 8357, 10515, 25071, 41785, 42761, 96037, 125355, 128283, 213805, 288111, 480185, 641415, 1440555, 5858257, 17574771, 29291285, 87873855]

約数ペア:

[(1, 87873855), (3, 29291285), (5, 17574771), (15, 5858257), (61, 1440555), (137, 641415), (183, 480185), (305, 288111), (411, 213805), (685, 128283), (701, 125355), (915, 96037), (2055, 42761), (2103, 41785), (3505, 25071), (8357, 10515)]