2667722638

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3123797}}^1$

素因数の和:3123867

約数の個数: 16

約数和(自身を含む): 4648211424

約数和(自身を除く): 1980488786

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 3123797, 6247594, 21866579, 43733158, 190551617, 381103234, 1333861319, 2667722638]

約数ペア:

[(1, 2667722638), (2, 1333861319), (7, 381103234), (14, 190551617), (61, 43733158), (122, 21866579), (427, 6247594), (854, 3123797)]