177277317

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 279552000

約数和(自身を除く): 102274683

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 721, 861, 1999, 2163, 4223, 5997, 12669, 13993, 29561, 41979, 81959, 88683, 205897, 245877, 573713, 617691, 1441279, 1721139, 4323837, 8441777, 25325331, 59092439, 177277317]

約数ペア:

[(1, 177277317), (3, 59092439), (7, 25325331), (21, 8441777), (41, 4323837), (103, 1721139), (123, 1441279), (287, 617691), (309, 573713), (721, 245877), (861, 205897), (1999, 88683), (2163, 81959), (4223, 41979), (5997, 29561), (12669, 13993)]