161639181

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{148429}}^1$

素因数の和:148457

約数の個数: 18

約数和(自身を含む): 256635470

約数和(自身を除く): 94996289

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 148429, 445287, 1335861, 1632719, 4898157, 14694471, 17959909, 53879727, 161639181]

約数ペア:

[(1, 161639181), (3, 53879727), (9, 17959909), (11, 14694471), (33, 4898157), (99, 1632719), (121, 1335861), (363, 445287), (1089, 148429)]