487523855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1621}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 721569408

約数和(自身を除く): 234045553

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 661, 1621, 3305, 4627, 8105, 8593, 11347, 21073, 23135, 42965, 56735, 60151, 105365, 147511, 300755, 737555, 1071481, 5357405, 7500367, 13929253, 37501835, 69646265, 97504771, 487523855]

約数ペア:

[(1, 487523855), (5, 97504771), (7, 69646265), (13, 37501835), (35, 13929253), (65, 7500367), (91, 5357405), (455, 1071481), (661, 737555), (1621, 300755), (3305, 147511), (4627, 105365), (8105, 60151), (8593, 56735), (11347, 42965), (21073, 23135)]