27997725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3137}}^1$

素因数の和:3174

約数の個数: 48

約数和(自身を含む): 56032128

約数和(自身を除く): 28034403

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2975, 3137, 8925, 9411, 15685, 21959, 47055, 53329, 65877, 78425, 109795, 159987, 235275, 266645, 329385, 373303, 548975, 799935, 1119909, 1333225, 1646925, 1866515, 3999675, 5599545, 9332575, 27997725]

約数ペア:

[(1, 27997725), (3, 9332575), (5, 5599545), (7, 3999675), (15, 1866515), (17, 1646925), (21, 1333225), (25, 1119909), (35, 799935), (51, 548975), (75, 373303), (85, 329385), (105, 266645), (119, 235275), (175, 159987), (255, 109795), (357, 78425), (425, 65877), (525, 53329), (595, 47055), (1275, 21959), (1785, 15685), (2975, 9411), (3137, 8925)]