620487

素因数分解:

$3^3\times 7^3\times {\mathrm{67}}^1$

素因数の和:97

約数の個数: 32

約数和(自身を含む): 1088000

約数和(自身を除く): 467513

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 67, 147, 189, 201, 343, 441, 469, 603, 1029, 1323, 1407, 1809, 3087, 3283, 4221, 9261, 9849, 12663, 22981, 29547, 68943, 88641, 206829, 620487]

約数ペア:

[(1, 620487), (3, 206829), (7, 88641), (9, 68943), (21, 29547), (27, 22981), (49, 12663), (63, 9849), (67, 9261), (147, 4221), (189, 3283), (201, 3087), (343, 1809), (441, 1407), (469, 1323), (603, 1029)]