166888891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 188906256

約数和(自身を除く): 22017365

約数列:

[1, 13, 43, 53, 131, 559, 689, 1703, 1849, 2279, 5633, 6943, 24037, 29627, 73229, 90259, 97997, 242219, 298549, 1273961, 3148847, 3881137, 12837607, 166888891]

約数ペア:

[(1, 166888891), (13, 12837607), (43, 3881137), (53, 3148847), (131, 1273961), (559, 298549), (689, 242219), (1703, 97997), (1849, 90259), (2279, 73229), (5633, 29627), (6943, 24037)]