1299645

素因数分解:

$3^4\times 5^1\times {\mathrm{3209}}^1$

素因数の和:3226

約数の個数: 20

約数和(自身を含む): 2330460

約数和(自身を除く): 1030815

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3209, 9627, 16045, 28881, 48135, 86643, 144405, 259929, 433215, 1299645]

約数ペア:

[(1, 1299645), (3, 433215), (5, 259929), (9, 144405), (15, 86643), (27, 48135), (45, 28881), (81, 16045), (135, 9627), (405, 3209)]