28660455

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33521}}^1$

素因数の和:33551

約数の個数: 24

約数和(自身を含む): 52294320

約数和(自身を除く): 23633865

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 33521, 100563, 167605, 301689, 502815, 636899, 1508445, 1910697, 3184495, 5732091, 9553485, 28660455]

約数ペア:

[(1, 28660455), (3, 9553485), (5, 5732091), (9, 3184495), (15, 1910697), (19, 1508445), (45, 636899), (57, 502815), (95, 301689), (171, 167605), (285, 100563), (855, 33521)]