1289471566

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1\times {\mathrm{4621}}^1$

素因数の和:4788

約数の個数: 24

約数和(自身を含む): 2006853912

約数和(自身を除く): 717382346

約数列:

[1, 2, 41, 82, 83, 166, 1681, 3362, 3403, 4621, 6806, 9242, 139523, 189461, 279046, 378922, 383543, 767086, 7767901, 15535802, 15725263, 31450526, 644735783, 1289471566]

約数ペア:

[(1, 1289471566), (2, 644735783), (41, 31450526), (82, 15725263), (83, 15535802), (166, 7767901), (1681, 767086), (3362, 383543), (3403, 378922), (4621, 279046), (6806, 189461), (9242, 139523)]