1282262211

素因数分解:

$3^3\times {\mathrm{2357}}^1\times {\mathrm{20149}}^1$

素因数の和:22515

約数の個数: 16

約数和(自身を含む): 1900548000

約数和(自身を除く): 618285789

約数列:

[1, 3, 9, 27, 2357, 7071, 20149, 21213, 60447, 63639, 181341, 544023, 47491193, 142473579, 427420737, 1282262211]

約数ペア:

[(1, 1282262211), (3, 427420737), (9, 142473579), (27, 47491193), (2357, 544023), (7071, 181341), (20149, 63639), (21213, 60447)]