204364905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47143}}^1$

素因数の和:47185

約数の個数: 24

約数和(自身を含む): 347356992

約数和(自身を除く): 142992087

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 47143, 141429, 235715, 707145, 801431, 2404293, 4007155, 12021465, 13624327, 40872981, 68121635, 204364905]

約数ペア:

[(1, 204364905), (3, 68121635), (5, 40872981), (15, 13624327), (17, 12021465), (51, 4007155), (85, 2404293), (255, 801431), (289, 707145), (867, 235715), (1445, 141429), (4335, 47143)]