64670991

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 111949824

約数和(自身を除く): 47278833

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 121, 217, 231, 341, 363, 651, 821, 847, 1023, 2387, 2463, 2541, 3751, 5747, 7161, 9031, 11253, 17241, 25451, 26257, 27093, 63217, 76353, 78771, 99341, 178157, 189651, 279961, 298023, 534471, 695387, 839883, 1959727, 2086161, 3079571, 5879181, 9238713, 21556997, 64670991]

約数ペア:

[(1, 64670991), (3, 21556997), (7, 9238713), (11, 5879181), (21, 3079571), (31, 2086161), (33, 1959727), (77, 839883), (93, 695387), (121, 534471), (217, 298023), (231, 279961), (341, 189651), (363, 178157), (651, 99341), (821, 78771), (847, 76353), (1023, 63217), (2387, 27093), (2463, 26257), (2541, 25451), (3751, 17241), (5747, 11253), (7161, 9031)]