168575238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{720407}}^1$

素因数の和:720428

約数の個数: 24

約数和(自身を含む): 393342768

約数和(自身を除く): 224767530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 720407, 1440814, 2161221, 4322442, 6483663, 9365291, 12967326, 18730582, 28095873, 56191746, 84287619, 168575238]

約数ペア:

[(1, 168575238), (2, 84287619), (3, 56191746), (6, 28095873), (9, 18730582), (13, 12967326), (18, 9365291), (26, 6483663), (39, 4322442), (78, 2161221), (117, 1440814), (234, 720407)]