7272585

素因数分解:

$3^4\times 5^1\times {\mathrm{17957}}^1$

素因数の和:17974

約数の個数: 20

約数和(自身を含む): 13037508

約数和(自身を除く): 5764923

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 17957, 53871, 89785, 161613, 269355, 484839, 808065, 1454517, 2424195, 7272585]

約数ペア:

[(1, 7272585), (3, 2424195), (5, 1454517), (9, 808065), (15, 484839), (27, 269355), (45, 161613), (81, 89785), (135, 53871), (405, 17957)]