31392495

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1831}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 56279040

約数和(自身を除く): 24886545

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1831, 1905, 3429, 5493, 5715, 9155, 16479, 17145, 27465, 49437, 82395, 232537, 247185, 697611, 1162685, 2092833, 3488055, 6278499, 10464165, 31392495]

約数ペア:

[(1, 31392495), (3, 10464165), (5, 6278499), (9, 3488055), (15, 2092833), (27, 1162685), (45, 697611), (127, 247185), (135, 232537), (381, 82395), (635, 49437), (1143, 27465), (1831, 17145), (1905, 16479), (3429, 9155), (5493, 5715)]