9917817

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 17240832

約数和(自身を除く): 7323015

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 2137, 4641, 6411, 14959, 27781, 36329, 44877, 83343, 108987, 194467, 254303, 472277, 583401, 762909, 1416831, 3305939, 9917817]

約数ペア:

[(1, 9917817), (3, 3305939), (7, 1416831), (13, 762909), (17, 583401), (21, 472277), (39, 254303), (51, 194467), (91, 108987), (119, 83343), (221, 44877), (273, 36329), (357, 27781), (663, 14959), (1547, 6411), (2137, 4641)]