121872023

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70487}}^1$

素因数の和:70526

約数の個数: 16

約数和(自身を含む): 157893120

約数和(自身を除く): 36021097

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 70487, 493409, 916331, 1339253, 6414317, 9374771, 17410289, 121872023]

約数ペア:

[(1, 121872023), (7, 17410289), (13, 9374771), (19, 6414317), (91, 1339253), (133, 916331), (247, 493409), (1729, 70487)]