25203717

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 47217600

約数和(自身を除く): 22013883

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 449, 567, 693, 729, 891, 1347, 1701, 2079, 2673, 3143, 4041, 4939, 5103, 6237, 8019, 9429, 12123, 14817, 18711, 28287, 34573, 36369, 44451, 56133, 84861, 103719, 109107, 133353, 254583, 311157, 327321, 400059, 763749, 933471, 1200177, 2291247, 2800413, 3600531, 8401239, 25203717]

約数ペア:

[(1, 25203717), (3, 8401239), (7, 3600531), (9, 2800413), (11, 2291247), (21, 1200177), (27, 933471), (33, 763749), (63, 400059), (77, 327321), (81, 311157), (99, 254583), (189, 133353), (231, 109107), (243, 103719), (297, 84861), (449, 56133), (567, 44451), (693, 36369), (729, 34573), (891, 28287), (1347, 18711), (1701, 14817), (2079, 12123), (2673, 9429), (3143, 8019), (4041, 6237), (4939, 5103)]