501381

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 800280

約数和(自身を除く): 298899

約数列:

[1, 3, 9, 17, 29, 51, 87, 113, 153, 261, 339, 493, 1017, 1479, 1921, 3277, 4437, 5763, 9831, 17289, 29493, 55709, 167127, 501381]

約数ペア:

[(1, 501381), (3, 167127), (9, 55709), (17, 29493), (29, 17289), (51, 9831), (87, 5763), (113, 4437), (153, 3277), (261, 1921), (339, 1479), (493, 1017)]