66990654

素因数分解:

$2^1\times 3^2\times {\mathrm{1579}}^1\times {\mathrm{2357}}^1$

素因数の和:3944

約数の個数: 24

約数和(自身を含む): 145299960

約数和(自身を除く): 78309306

約数列:

[1, 2, 3, 6, 9, 18, 1579, 2357, 3158, 4714, 4737, 7071, 9474, 14142, 14211, 21213, 28422, 42426, 3721703, 7443406, 11165109, 22330218, 33495327, 66990654]

約数ペア:

[(1, 66990654), (2, 33495327), (3, 22330218), (6, 11165109), (9, 7443406), (18, 3721703), (1579, 42426), (2357, 28422), (3158, 21213), (4714, 14211), (4737, 14142), (7071, 9474)]