281427991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{2089}}^1$

素因数の和:2386

約数の個数: 16

約数和(自身を含む): 311560480

約数和(自身を除く): 30132489

約数列:

[1, 13, 43, 241, 559, 2089, 3133, 10363, 27157, 89827, 134719, 503449, 1167751, 6544837, 21648307, 281427991]

約数ペア:

[(1, 281427991), (13, 21648307), (43, 6544837), (241, 1167751), (559, 503449), (2089, 134719), (3133, 89827), (10363, 27157)]