161990081

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{58207}}^1$

素因数の和:58252

約数の個数: 12

約数和(自身を含む): 185799936

約数和(自身を除く): 23809855

約数列:

[1, 11, 23, 121, 253, 2783, 58207, 640277, 1338761, 7043047, 14726371, 161990081]

約数ペア:

[(1, 161990081), (11, 14726371), (23, 7043047), (121, 1338761), (253, 640277), (2783, 58207)]