31372005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{42683}}^1$

素因数の和:42705

約数の個数: 24

約数和(自身を含む): 58391712

約数和(自身を除く): 27019707

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 42683, 128049, 213415, 298781, 640245, 896343, 1493905, 2091467, 4481715, 6274401, 10457335, 31372005]

約数ペア:

[(1, 31372005), (3, 10457335), (5, 6274401), (7, 4481715), (15, 2091467), (21, 1493905), (35, 896343), (49, 640245), (105, 298781), (147, 213415), (245, 128049), (735, 42683)]