163906509

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1\times {\mathrm{853}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 237548640

約数和(自身を除く): 73642131

約数列:

[1, 3, 13, 39, 169, 379, 507, 853, 1137, 2559, 4927, 11089, 14781, 33267, 64051, 144157, 192153, 323287, 432471, 969861, 4202731, 12608193, 54635503, 163906509]

約数ペア:

[(1, 163906509), (3, 54635503), (13, 12608193), (39, 4202731), (169, 969861), (379, 432471), (507, 323287), (853, 192153), (1137, 144157), (2559, 64051), (4927, 33267), (11089, 14781)]