1280497041

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{277}}^1\times {\mathrm{2969}}^1$

素因数の和:3425

約数の個数: 24

約数和(自身を含む): 1867642920

約数和(自身を除く): 587145879

約数列:

[1, 3, 9, 173, 277, 519, 831, 1557, 2493, 2969, 8907, 26721, 47921, 143763, 431289, 513637, 822413, 1540911, 2467239, 4622733, 7401717, 142277449, 426832347, 1280497041]

約数ペア:

[(1, 1280497041), (3, 426832347), (9, 142277449), (173, 7401717), (277, 4622733), (519, 2467239), (831, 1540911), (1557, 822413), (2493, 513637), (2969, 431289), (8907, 143763), (26721, 47921)]