7253145

素因数分解:

$3^4\times 5^1\times {\mathrm{17909}}^1$

素因数の和:17926

約数の個数: 20

約数和(自身を含む): 13002660

約数和(自身を除く): 5749515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 17909, 53727, 89545, 161181, 268635, 483543, 805905, 1450629, 2417715, 7253145]

約数ペア:

[(1, 7253145), (3, 2417715), (5, 1450629), (9, 805905), (15, 483543), (27, 268635), (45, 161181), (81, 89545), (135, 53727), (405, 17909)]