16531695

素因数分解:

$3^4\times 5^1\times {\mathrm{40819}}^1$

素因数の和:40836

約数の個数: 20

約数和(自身を含む): 29635320

約数和(自身を除く): 13103625

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 40819, 122457, 204095, 367371, 612285, 1102113, 1836855, 3306339, 5510565, 16531695]

約数ペア:

[(1, 16531695), (3, 5510565), (5, 3306339), (9, 1836855), (15, 1102113), (27, 612285), (45, 367371), (81, 204095), (135, 122457), (405, 40819)]