81641409

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{13217}}^1$

素因数の和:13320

約数の個数: 16

約数和(自身を含む): 114203520

約数和(自身を除く): 32562111

約数列:

[1, 3, 29, 71, 87, 213, 2059, 6177, 13217, 39651, 383293, 938407, 1149879, 2815221, 27213803, 81641409]

約数ペア:

[(1, 81641409), (3, 27213803), (29, 2815221), (71, 1149879), (87, 938407), (213, 383293), (2059, 39651), (6177, 13217)]