72168138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{190921}}^1$

素因数の和:190939

約数の個数: 32

約数和(自身を含む): 183285120

約数和(自身を除く): 111116982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 190921, 381842, 572763, 1145526, 1336447, 1718289, 2672894, 3436578, 4009341, 5154867, 8018682, 10309734, 12028023, 24056046, 36084069, 72168138]

約数ペア:

[(1, 72168138), (2, 36084069), (3, 24056046), (6, 12028023), (7, 10309734), (9, 8018682), (14, 5154867), (18, 4009341), (21, 3436578), (27, 2672894), (42, 1718289), (54, 1336447), (63, 1145526), (126, 572763), (189, 381842), (378, 190921)]