127720251

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 187518240

約数和(自身を除く): 59797989

約数列:

[1, 3, 9, 89, 267, 317, 503, 801, 951, 1509, 2853, 4527, 28213, 44767, 84639, 134301, 159451, 253917, 402903, 478353, 1435059, 14191139, 42573417, 127720251]

約数ペア:

[(1, 127720251), (3, 42573417), (9, 14191139), (89, 1435059), (267, 478353), (317, 402903), (503, 253917), (801, 159451), (951, 134301), (1509, 84639), (2853, 44767), (4527, 28213)]