49401819

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{21031}}^1$

素因数の和:21072

約数の個数: 20

約数和(自身を含む): 76346160

約数和(自身を除く): 26944341

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 21031, 63093, 189279, 567837, 609899, 1703511, 1829697, 5489091, 16467273, 49401819]

約数ペア:

[(1, 49401819), (3, 16467273), (9, 5489091), (27, 1829697), (29, 1703511), (81, 609899), (87, 567837), (261, 189279), (783, 63093), (2349, 21031)]