157216437

素因数分解:

$3^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1667}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 266880000

約数和(自身を除く): 109663563

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 499, 1497, 1667, 3493, 4491, 5001, 10479, 11669, 13473, 15003, 31437, 35007, 45009, 94311, 105021, 315063, 831833, 2495499, 5822831, 7486497, 17468493, 22459491, 52405479, 157216437]

約数ペア:

[(1, 157216437), (3, 52405479), (7, 22459491), (9, 17468493), (21, 7486497), (27, 5822831), (63, 2495499), (189, 831833), (499, 315063), (1497, 105021), (1667, 94311), (3493, 45009), (4491, 35007), (5001, 31437), (10479, 15003), (11669, 13473)]