7428915

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 15367968

約数和(自身を除く): 7939053

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 83, 85, 117, 135, 153, 195, 221, 249, 255, 351, 405, 415, 459, 585, 663, 747, 765, 1053, 1079, 1105, 1245, 1377, 1411, 1755, 1989, 2241, 2295, 3237, 3315, 3735, 4233, 5265, 5395, 5967, 6723, 6885, 7055, 9711, 9945, 11205, 12699, 16185, 17901, 18343, 21165, 29133, 29835, 33615, 38097, 48555, 55029, 63495, 87399, 89505, 91715, 114291, 145665, 165087, 190485, 275145, 436995, 495261, 571455, 825435, 1485783, 2476305, 7428915]

約数ペア:

[(1, 7428915), (3, 2476305), (5, 1485783), (9, 825435), (13, 571455), (15, 495261), (17, 436995), (27, 275145), (39, 190485), (45, 165087), (51, 145665), (65, 114291), (81, 91715), (83, 89505), (85, 87399), (117, 63495), (135, 55029), (153, 48555), (195, 38097), (221, 33615), (249, 29835), (255, 29133), (351, 21165), (405, 18343), (415, 17901), (459, 16185), (585, 12699), (663, 11205), (747, 9945), (765, 9711), (1053, 7055), (1079, 6885), (1105, 6723), (1245, 5967), (1377, 5395), (1411, 5265), (1755, 4233), (1989, 3735), (2241, 3315), (2295, 3237)]