668855871

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1949}}^1\times {\mathrm{2243}}^1$

素因数の和:4215

約数の個数: 24

約数和(自身を含む): 1023937200

約数和(自身を除く): 355081329

約数列:

[1, 3, 9, 17, 51, 153, 1949, 2243, 5847, 6729, 17541, 20187, 33133, 38131, 99399, 114393, 298197, 343179, 4371607, 13114821, 39344463, 74317319, 222951957, 668855871]

約数ペア:

[(1, 668855871), (3, 222951957), (9, 74317319), (17, 39344463), (51, 13114821), (153, 4371607), (1949, 343179), (2243, 298197), (5847, 114393), (6729, 99399), (17541, 38131), (20187, 33133)]