31670655

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2239}}^1$

素因数の和:2311

約数の個数: 32

約数和(自身を含む): 54190080

約数和(自身を除く): 22519425

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2239, 2829, 4715, 6717, 11195, 14145, 33585, 51497, 91799, 154491, 257485, 275397, 458995, 772455, 1376985, 2111377, 6334131, 10556885, 31670655]

約数ペア:

[(1, 31670655), (3, 10556885), (5, 6334131), (15, 2111377), (23, 1376985), (41, 772455), (69, 458995), (115, 275397), (123, 257485), (205, 154491), (345, 91799), (615, 51497), (943, 33585), (2239, 14145), (2829, 11195), (4715, 6717)]