204065865

素因数分解:

$3^3\times 5^1\times {\mathrm{1511599}}^1$

素因数の和:1511613

約数の個数: 16

約数和(自身を含む): 362784000

約数和(自身を除く): 158718135

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1511599, 4534797, 7557995, 13604391, 22673985, 40813173, 68021955, 204065865]

約数ペア:

[(1, 204065865), (3, 68021955), (5, 40813173), (9, 22673985), (15, 13604391), (27, 7557995), (45, 4534797), (135, 1511599)]