25081749

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 22766571

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 2129, 3927, 6387, 11781, 14903, 19161, 23419, 36193, 44709, 70257, 108579, 134127, 163933, 210771, 253351, 325737, 398123, 491799, 760053, 1194369, 1475397, 2280159, 2786861, 3583107, 8360583, 25081749]

約数ペア:

[(1, 25081749), (3, 8360583), (7, 3583107), (9, 2786861), (11, 2280159), (17, 1475397), (21, 1194369), (33, 760053), (51, 491799), (63, 398123), (77, 325737), (99, 253351), (119, 210771), (153, 163933), (187, 134127), (231, 108579), (357, 70257), (561, 44709), (693, 36193), (1071, 23419), (1309, 19161), (1683, 14903), (2129, 11781), (3927, 6387)]