31979385

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17333}}^1$

素因数の和:17385

約数の個数: 24

約数和(自身を含む): 56786184

約数和(自身を除く): 24806799

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 17333, 51999, 86665, 155997, 259995, 710653, 779985, 2131959, 3553265, 6395877, 10659795, 31979385]

約数ペア:

[(1, 31979385), (3, 10659795), (5, 6395877), (9, 3553265), (15, 2131959), (41, 779985), (45, 710653), (123, 259995), (205, 155997), (369, 86665), (615, 51999), (1845, 17333)]