31105485

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2237}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 55860480

約数和(自身を除く): 24754995

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2237, 2781, 4635, 6711, 11185, 13905, 20133, 33555, 60399, 100665, 230411, 301995, 691233, 1152055, 2073699, 3456165, 6221097, 10368495, 31105485]

約数ペア:

[(1, 31105485), (3, 10368495), (5, 6221097), (9, 3456165), (15, 2073699), (27, 1152055), (45, 691233), (103, 301995), (135, 230411), (309, 100665), (515, 60399), (927, 33555), (1545, 20133), (2237, 13905), (2781, 11185), (4635, 6711)]