9879981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 14784000

約数和(自身を除く): 4904019

約数列:

[1, 3, 19, 29, 43, 57, 87, 129, 139, 417, 551, 817, 1247, 1653, 2451, 2641, 3741, 4031, 5977, 7923, 12093, 17931, 23693, 71079, 76589, 113563, 173333, 229767, 340689, 519999, 3293327, 9879981]

約数ペア:

[(1, 9879981), (3, 3293327), (19, 519999), (29, 340689), (43, 229767), (57, 173333), (87, 113563), (129, 76589), (139, 71079), (417, 23693), (551, 17931), (817, 12093), (1247, 7923), (1653, 5977), (2451, 4031), (2641, 3741)]