28755405

素因数分解:

$3^6\times 5^1\times 7^3\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 112

約数和(自身を含む): 62956800

約数和(自身を除く): 34201395

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 49, 63, 69, 81, 105, 115, 135, 147, 161, 189, 207, 243, 245, 315, 343, 345, 405, 441, 483, 567, 621, 729, 735, 805, 945, 1029, 1035, 1127, 1215, 1323, 1449, 1701, 1715, 1863, 2205, 2415, 2835, 3087, 3105, 3381, 3645, 3969, 4347, 5103, 5145, 5589, 5635, 6615, 7245, 7889, 8505, 9261, 9315, 10143, 11907, 13041, 15435, 16767, 16905, 19845, 21735, 23667, 25515, 27783, 27945, 30429, 35721, 39123, 39445, 46305, 50715, 59535, 65205, 71001, 83349, 83835, 91287, 117369, 118335, 138915, 152145, 178605, 195615, 213003, 250047, 273861, 355005, 416745, 456435, 586845, 639009, 821583, 1065015, 1250235, 1369305, 1917027, 3195045, 4107915, 5751081, 9585135, 28755405]

約数ペア:

[(1, 28755405), (3, 9585135), (5, 5751081), (7, 4107915), (9, 3195045), (15, 1917027), (21, 1369305), (23, 1250235), (27, 1065015), (35, 821583), (45, 639009), (49, 586845), (63, 456435), (69, 416745), (81, 355005), (105, 273861), (115, 250047), (135, 213003), (147, 195615), (161, 178605), (189, 152145), (207, 138915), (243, 118335), (245, 117369), (315, 91287), (343, 83835), (345, 83349), (405, 71001), (441, 65205), (483, 59535), (567, 50715), (621, 46305), (729, 39445), (735, 39123), (805, 35721), (945, 30429), (1029, 27945), (1035, 27783), (1127, 25515), (1215, 23667), (1323, 21735), (1449, 19845), (1701, 16905), (1715, 16767), (1863, 15435), (2205, 13041), (2415, 11907), (2835, 10143), (3087, 9315), (3105, 9261), (3381, 8505), (3645, 7889), (3969, 7245), (4347, 6615), (5103, 5635), (5145, 5589)]