28445175

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1310

約数の個数: 60

約数和(自身を含む): 57525336

約数和(自身を除く): 29080161

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 275, 297, 405, 495, 675, 825, 891, 1277, 1485, 2025, 2475, 3831, 4455, 6385, 7425, 11493, 14047, 19155, 22275, 31925, 34479, 42141, 57465, 70235, 95775, 103437, 126423, 172395, 210705, 287325, 351175, 379269, 517185, 632115, 861975, 1053525, 1137807, 1896345, 2585925, 3160575, 5689035, 9481725, 28445175]

約数ペア:

[(1, 28445175), (3, 9481725), (5, 5689035), (9, 3160575), (11, 2585925), (15, 1896345), (25, 1137807), (27, 1053525), (33, 861975), (45, 632115), (55, 517185), (75, 379269), (81, 351175), (99, 287325), (135, 210705), (165, 172395), (225, 126423), (275, 103437), (297, 95775), (405, 70235), (495, 57465), (675, 42141), (825, 34479), (891, 31925), (1277, 22275), (1485, 19155), (2025, 14047), (2475, 11493), (3831, 7425), (4455, 6385)]