81417735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{258469}}^1$

素因数の和:258487

約数の個数: 24

約数和(自身を含む): 161285280

約数和(自身を除く): 79867545

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 258469, 775407, 1292345, 1809283, 2326221, 3877035, 5427849, 9046415, 11631105, 16283547, 27139245, 81417735]

約数ペア:

[(1, 81417735), (3, 27139245), (5, 16283547), (7, 11631105), (9, 9046415), (15, 5427849), (21, 3877035), (35, 2326221), (45, 1809283), (63, 1292345), (105, 775407), (315, 258469)]