25631529

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 46282752

約数和(自身を除く): 20651223

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 61, 77, 107, 119, 183, 187, 231, 321, 357, 427, 561, 671, 749, 1037, 1177, 1281, 1309, 1819, 2013, 2247, 3111, 3531, 3927, 4697, 5457, 6527, 7259, 8239, 11407, 12733, 14091, 19581, 20009, 21777, 24717, 34221, 38199, 45689, 60027, 71797, 79849, 110959, 137067, 140063, 215391, 239547, 332877, 420189, 502579, 776713, 1220549, 1507737, 2330139, 3661647, 8543843, 25631529]

約数ペア:

[(1, 25631529), (3, 8543843), (7, 3661647), (11, 2330139), (17, 1507737), (21, 1220549), (33, 776713), (51, 502579), (61, 420189), (77, 332877), (107, 239547), (119, 215391), (183, 140063), (187, 137067), (231, 110959), (321, 79849), (357, 71797), (427, 60027), (561, 45689), (671, 38199), (749, 34221), (1037, 24717), (1177, 21777), (1281, 20009), (1309, 19581), (1819, 14091), (2013, 12733), (2247, 11407), (3111, 8239), (3531, 7259), (3927, 6527), (4697, 5457)]