8708321661

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1\times {\mathrm{5879}}^1$

素因数の和:7913

約数の個数: 32

約数和(自身を含む): 13171200000

約数和(自身を除く): 4462878339

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1999, 5879, 5997, 17637, 25987, 37981, 76427, 77961, 111701, 113943, 229281, 335103, 493753, 1452113, 1481259, 4356339, 11752121, 35256363, 152777573, 223290299, 458332719, 669870897, 2902773887, 8708321661]

約数ペア:

[(1, 8708321661), (3, 2902773887), (13, 669870897), (19, 458332719), (39, 223290299), (57, 152777573), (247, 35256363), (741, 11752121), (1999, 4356339), (5879, 1481259), (5997, 1452113), (17637, 493753), (25987, 335103), (37981, 229281), (76427, 113943), (77961, 111701)]