123978021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{70163}}^1$

素因数の和:70216

約数の個数: 16

約数和(自身を含む): 179619840

約数和(自身を除く): 55641819

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 70163, 210489, 1333097, 2175053, 3999291, 6525159, 41326007, 123978021]

約数ペア:

[(1, 123978021), (3, 41326007), (19, 6525159), (31, 3999291), (57, 2175053), (93, 1333097), (589, 210489), (1767, 70163)]