642661657

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{6991}}^1$

素因数の和:7200

約数の個数: 16

約数和(自身を含む): 717882624

約数和(自身を除く): 75220967

約数列:

[1, 11, 61, 137, 671, 1507, 6991, 8357, 76901, 91927, 426451, 957767, 4690961, 10535437, 58423787, 642661657]

約数ペア:

[(1, 642661657), (11, 58423787), (61, 10535437), (137, 4690961), (671, 957767), (1507, 426451), (6991, 91927), (8357, 76901)]