25553745

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{3863}}^1$

素因数の和:3891

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 27305775

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 3863, 6615, 11589, 19315, 27041, 34767, 57945, 81123, 104301, 135205, 173835, 189287, 243369, 405615, 521505, 567861, 730107, 946435, 1216845, 1703583, 2839305, 3650535, 5110749, 8517915, 25553745]

約数ペア:

[(1, 25553745), (3, 8517915), (5, 5110749), (7, 3650535), (9, 2839305), (15, 1703583), (21, 1216845), (27, 946435), (35, 730107), (45, 567861), (49, 521505), (63, 405615), (105, 243369), (135, 189287), (147, 173835), (189, 135205), (245, 104301), (315, 81123), (441, 57945), (735, 34767), (945, 27041), (1323, 19315), (2205, 11589), (3863, 6615)]