285157089

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{76717}}^1$

素因数の和:76789

約数の個数: 24

約数和(自身を含む): 478720320

約数和(自身を除く): 193563231

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 76717, 230151, 537019, 690453, 1611057, 4526303, 4833171, 13578909, 31684121, 40736727, 95052363, 285157089]

約数ペア:

[(1, 285157089), (3, 95052363), (7, 40736727), (9, 31684121), (21, 13578909), (59, 4833171), (63, 4526303), (177, 1611057), (413, 690453), (531, 537019), (1239, 230151), (3717, 76717)]