31989075

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{5399}}^1$

素因数の和:5491

約数の個数: 24

約数和(自身を含む): 53568000

約数和(自身を除く): 21578925

約数列:

[1, 3, 5, 15, 25, 75, 79, 237, 395, 1185, 1975, 5399, 5925, 16197, 26995, 80985, 134975, 404925, 426521, 1279563, 2132605, 6397815, 10663025, 31989075]

約数ペア:

[(1, 31989075), (3, 10663025), (5, 6397815), (15, 2132605), (25, 1279563), (75, 426521), (79, 404925), (237, 134975), (395, 80985), (1185, 26995), (1975, 16197), (5399, 5925)]