4127708781

素因数分解:

$3^3\times 7^1\times {\mathrm{2039}}^1\times {\mathrm{10711}}^1$

素因数の和:12766

約数の個数: 32

約数和(自身を含む): 6992793600

約数和(自身を除く): 2865084819

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2039, 6117, 10711, 14273, 18351, 32133, 42819, 55053, 74977, 96399, 128457, 224931, 289197, 385371, 674793, 2024379, 21839729, 65519187, 152878103, 196557561, 458634309, 589672683, 1375902927, 4127708781]

約数ペア:

[(1, 4127708781), (3, 1375902927), (7, 589672683), (9, 458634309), (21, 196557561), (27, 152878103), (63, 65519187), (189, 21839729), (2039, 2024379), (6117, 674793), (10711, 385371), (14273, 289197), (18351, 224931), (32133, 128457), (42819, 96399), (55053, 74977)]