1250235

素因数分解:

$3^6\times 5^1\times 7^3$

素因数の和:44

約数の個数: 56

約数和(自身を含む): 2623200

約数和(自身を除く): 1372965

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 243, 245, 315, 343, 405, 441, 567, 729, 735, 945, 1029, 1215, 1323, 1701, 1715, 2205, 2835, 3087, 3645, 3969, 5103, 5145, 6615, 8505, 9261, 11907, 15435, 19845, 25515, 27783, 35721, 46305, 59535, 83349, 138915, 178605, 250047, 416745, 1250235]

約数ペア:

[(1, 1250235), (3, 416745), (5, 250047), (7, 178605), (9, 138915), (15, 83349), (21, 59535), (27, 46305), (35, 35721), (45, 27783), (49, 25515), (63, 19845), (81, 15435), (105, 11907), (135, 9261), (147, 8505), (189, 6615), (243, 5145), (245, 5103), (315, 3969), (343, 3645), (405, 3087), (441, 2835), (567, 2205), (729, 1715), (735, 1701), (945, 1323), (1029, 1215)]