668714562

素因数分解:

$2^1\times 3^3\times {\mathrm{2243}}^1\times {\mathrm{5521}}^1$

素因数の和:7775

約数の個数: 32

約数和(自身を含む): 1486964160

約数和(自身を除く): 818249598

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2243, 4486, 5521, 6729, 11042, 13458, 16563, 20187, 33126, 40374, 49689, 60561, 99378, 121122, 149067, 298134, 12383603, 24767206, 37150809, 74301618, 111452427, 222904854, 334357281, 668714562]

約数ペア:

[(1, 668714562), (2, 334357281), (3, 222904854), (6, 111452427), (9, 74301618), (18, 37150809), (27, 24767206), (54, 12383603), (2243, 298134), (4486, 149067), (5521, 121122), (6729, 99378), (11042, 60561), (13458, 49689), (16563, 40374), (20187, 33126)]