858542409

素因数分解:

$3^4\times {\mathrm{1597}}^1\times {\mathrm{6637}}^1$

素因数の和:8246

約数の個数: 20

約数和(自身を含む): 1283510404

約数和(自身を除く): 424967995

約数列:

[1, 3, 9, 27, 81, 1597, 4791, 6637, 14373, 19911, 43119, 59733, 129357, 179199, 537597, 10599289, 31797867, 95393601, 286180803, 858542409]

約数ペア:

[(1, 858542409), (3, 286180803), (9, 95393601), (27, 31797867), (81, 10599289), (1597, 537597), (4791, 179199), (6637, 129357), (14373, 59733), (19911, 43119)]