7131645

素因数分解:

$3^4\times 5^1\times {\mathrm{17609}}^1$

素因数の和:17626

約数の個数: 20

約数和(自身を含む): 12784860

約数和(自身を除く): 5653215

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 17609, 52827, 88045, 158481, 264135, 475443, 792405, 1426329, 2377215, 7131645]

約数ペア:

[(1, 7131645), (3, 2377215), (5, 1426329), (9, 792405), (15, 475443), (27, 264135), (45, 158481), (81, 88045), (135, 52827), (405, 17609)]