81108207

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{27901}}^1$

素因数の和:27943

約数の個数: 24

約数和(自身を含む): 130581360

約数和(自身を除く): 49473153

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 27901, 83703, 251109, 474317, 530119, 1422951, 1590357, 4268853, 4771071, 9012023, 27036069, 81108207]

約数ペア:

[(1, 81108207), (3, 27036069), (9, 9012023), (17, 4771071), (19, 4268853), (51, 1590357), (57, 1422951), (153, 530119), (171, 474317), (323, 251109), (969, 83703), (2907, 27901)]