7040115

素因数分解:

$3^4\times 5^1\times {\mathrm{17383}}^1$

素因数の和:17400

約数の個数: 20

約数和(自身を含む): 12620784

約数和(自身を除く): 5580669

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 17383, 52149, 86915, 156447, 260745, 469341, 782235, 1408023, 2346705, 7040115]

約数ペア:

[(1, 7040115), (3, 2346705), (5, 1408023), (9, 782235), (15, 469341), (27, 260745), (45, 156447), (81, 86915), (135, 52149), (405, 17383)]