139146021

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 242161920

約数和(自身を除く): 103015899

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 109, 161, 207, 327, 483, 763, 881, 981, 1449, 2289, 2507, 2643, 6167, 6867, 7521, 7929, 17549, 18501, 20263, 22563, 52647, 55503, 60789, 96029, 141841, 157941, 182367, 288087, 425523, 672203, 864261, 1276569, 2016609, 2208667, 6049827, 6626001, 15460669, 19878003, 46382007, 139146021]

約数ペア:

[(1, 139146021), (3, 46382007), (7, 19878003), (9, 15460669), (21, 6626001), (23, 6049827), (63, 2208667), (69, 2016609), (109, 1276569), (161, 864261), (207, 672203), (327, 425523), (483, 288087), (763, 182367), (881, 157941), (981, 141841), (1449, 96029), (2289, 60789), (2507, 55503), (2643, 52647), (6167, 22563), (6867, 20263), (7521, 18501), (7929, 17549)]