7721084787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{37717}}^1$

素因数の和:37943

約数の個数: 32

約数和(自身を含む): 11532655680

約数和(自身を除く): 3811570893

約数列:

[1, 3, 13, 29, 39, 87, 181, 377, 543, 1131, 2353, 5249, 7059, 15747, 37717, 68237, 113151, 204711, 490321, 1093793, 1470963, 3281379, 6826777, 14219309, 20480331, 42657927, 88748101, 197976533, 266244303, 593929599, 2573694929, 7721084787]

約数ペア:

[(1, 7721084787), (3, 2573694929), (13, 593929599), (29, 266244303), (39, 197976533), (87, 88748101), (181, 42657927), (377, 20480331), (543, 14219309), (1131, 6826777), (2353, 3281379), (5249, 1470963), (7059, 1093793), (15747, 490321), (37717, 204711), (68237, 113151)]