78215109

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{29327}}^1$

素因数の和:29464

約数の個数: 16

約数和(自身を含む): 120127488

約数和(自身を除く): 41912379

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 29327, 87981, 205289, 615867, 3724529, 11173587, 26071703, 78215109]

約数ペア:

[(1, 78215109), (3, 26071703), (7, 11173587), (21, 3724529), (127, 615867), (381, 205289), (889, 87981), (2667, 29327)]