31488405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5209}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 56017920

約数和(自身を除く): 24529515

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 5209, 6045, 15627, 26045, 67717, 78135, 161479, 203151, 338585, 484437, 807395, 1015755, 2099227, 2422185, 6297681, 10496135, 31488405]

約数ペア:

[(1, 31488405), (3, 10496135), (5, 6297681), (13, 2422185), (15, 2099227), (31, 1015755), (39, 807395), (65, 484437), (93, 338585), (155, 203151), (195, 161479), (403, 78135), (465, 67717), (1209, 26045), (2015, 15627), (5209, 6045)]