194160889

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^2\times {\mathrm{409}}^1$

素因数の和:541

約数の個数: 18

約数和(自身を含む): 214810890

約数和(自身を除く): 20650001

約数列:

[1, 13, 53, 169, 409, 689, 2809, 5317, 8957, 21677, 36517, 69121, 281801, 474721, 1148881, 3663413, 14935453, 194160889]

約数ペア:

[(1, 194160889), (13, 14935453), (53, 3663413), (169, 1148881), (409, 474721), (689, 281801), (2809, 69121), (5317, 36517), (8957, 21677)]