179872913

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 204492288

約数和(自身を除く): 24619375

約数列:

[1, 11, 43, 121, 181, 191, 473, 1991, 2101, 5203, 7783, 8213, 21901, 23111, 34571, 85613, 90343, 380281, 941743, 993773, 1486553, 4183091, 16352083, 179872913]

約数ペア:

[(1, 179872913), (11, 16352083), (43, 4183091), (121, 1486553), (181, 993773), (191, 941743), (473, 380281), (1991, 90343), (2101, 85613), (5203, 34571), (7783, 23111), (8213, 21901)]