213883335

素因数分解:

$3^4\times 5^1\times {\mathrm{528107}}^1$

素因数の和:528124

約数の個数: 20

約数和(自身を含む): 383406408

約数和(自身を除く): 169523073

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 528107, 1584321, 2640535, 4752963, 7921605, 14258889, 23764815, 42776667, 71294445, 213883335]

約数ペア:

[(1, 213883335), (3, 71294445), (5, 42776667), (9, 23764815), (15, 14258889), (27, 7921605), (45, 4752963), (81, 2640535), (135, 1584321), (405, 528107)]