212976261

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{3251}}^1$

素因数の和:3537

約数の個数: 24

約数和(自身を含む): 319606560

約数和(自身を除く): 106630299

約数列:

[1, 3, 9, 29, 87, 251, 261, 753, 2259, 3251, 7279, 9753, 21837, 29259, 65511, 94279, 282837, 816001, 848511, 2448003, 7344009, 23664029, 70992087, 212976261]

約数ペア:

[(1, 212976261), (3, 70992087), (9, 23664029), (29, 7344009), (87, 2448003), (251, 848511), (261, 816001), (753, 282837), (2259, 94279), (3251, 65511), (7279, 29259), (9753, 21837)]