204521085

素因数分解:

$3^3\times 5^1\times {\mathrm{1514971}}^1$

素因数の和:1514985

約数の個数: 16

約数和(自身を含む): 363593280

約数和(自身を除く): 159072195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1514971, 4544913, 7574855, 13634739, 22724565, 40904217, 68173695, 204521085]

約数ペア:

[(1, 204521085), (3, 68173695), (5, 40904217), (9, 22724565), (15, 13634739), (27, 7574855), (45, 4544913), (135, 1514971)]