121211233

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2179}}^1$

素因数の和:2592

約数の個数: 16

約数和(自身を含む): 142833600

約数和(自身を除く): 21622367

約数列:

[1, 11, 13, 143, 389, 2179, 4279, 5057, 23969, 28327, 55627, 311597, 847631, 9323941, 11019203, 121211233]

約数ペア:

[(1, 121211233), (11, 11019203), (13, 9323941), (143, 847631), (389, 311597), (2179, 55627), (4279, 28327), (5057, 23969)]