1837215027

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{71551}}^1$

素因数の和:71880

約数の個数: 20

約数和(自身を含む): 2753177856

約数和(自身を除く): 915962829

約数列:

[1, 3, 9, 27, 81, 317, 951, 2853, 8559, 25677, 71551, 214653, 643959, 1931877, 5795631, 22681667, 68045001, 204135003, 612405009, 1837215027]

約数ペア:

[(1, 1837215027), (3, 612405009), (9, 204135003), (27, 68045001), (81, 22681667), (317, 5795631), (951, 1931877), (2853, 643959), (8559, 214653), (25677, 71551)]