2011021313

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{256279}}^1$

素因数の和:256364

約数の個数: 16

約数和(自身を含む): 2460288000

約数和(自身を除く): 449266687

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 256279, 1793953, 4869301, 15120461, 34085107, 105843227, 287288759, 2011021313]

約数ペア:

[(1, 2011021313), (7, 287288759), (19, 105843227), (59, 34085107), (133, 15120461), (413, 4869301), (1121, 1793953), (7847, 256279)]