7873515

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 15087072

約数和(自身を除く): 7213557

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 313, 387, 559, 585, 645, 939, 1565, 1677, 1935, 2795, 2817, 4069, 4695, 5031, 8385, 12207, 13459, 14085, 20345, 25155, 36621, 40377, 61035, 67295, 121131, 174967, 183105, 201885, 524901, 605655, 874835, 1574703, 2624505, 7873515]

約数ペア:

[(1, 7873515), (3, 2624505), (5, 1574703), (9, 874835), (13, 605655), (15, 524901), (39, 201885), (43, 183105), (45, 174967), (65, 121131), (117, 67295), (129, 61035), (195, 40377), (215, 36621), (313, 25155), (387, 20345), (559, 14085), (585, 13459), (645, 12207), (939, 8385), (1565, 5031), (1677, 4695), (1935, 4069), (2795, 2817)]