618179185

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 833250240

約数和(自身を除く): 215071055

約数列:

[1, 5, 13, 61, 65, 67, 169, 179, 305, 335, 793, 845, 871, 895, 2327, 3965, 4087, 4355, 10309, 10919, 11323, 11635, 11993, 20435, 30251, 51545, 53131, 54595, 56615, 59965, 141947, 151255, 155909, 265655, 690703, 709735, 731573, 779545, 1845311, 2026817, 3453515, 3657865, 9226555, 9510449, 10134085, 47552245, 123635837, 618179185]

約数ペア:

[(1, 618179185), (5, 123635837), (13, 47552245), (61, 10134085), (65, 9510449), (67, 9226555), (169, 3657865), (179, 3453515), (305, 2026817), (335, 1845311), (793, 779545), (845, 731573), (871, 709735), (895, 690703), (2327, 265655), (3965, 155909), (4087, 151255), (4355, 141947), (10309, 59965), (10919, 56615), (11323, 54595), (11635, 53131), (11993, 51545), (20435, 30251)]