31482759

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8017}}^1$

素因数の和:8055

約数の個数: 32

約数和(自身を含む): 55420416

約数和(自身を除く): 23937657

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 8017, 24051, 56119, 88187, 136289, 168357, 264561, 408867, 617309, 954023, 1499179, 1851927, 2862069, 4497537, 10494253, 31482759]

約数ペア:

[(1, 31482759), (3, 10494253), (7, 4497537), (11, 2862069), (17, 1851927), (21, 1499179), (33, 954023), (51, 617309), (77, 408867), (119, 264561), (187, 168357), (231, 136289), (357, 88187), (561, 56119), (1309, 24051), (3927, 8017)]