28370925

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{3821}}^1$

素因数の和:3851

約数の個数: 48

約数和(自身を含む): 56871360

約数和(自身を除く): 28500435

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 135, 165, 225, 275, 297, 495, 675, 825, 1485, 2475, 3821, 7425, 11463, 19105, 34389, 42031, 57315, 95525, 103167, 126093, 171945, 210155, 286575, 378279, 515835, 630465, 859725, 1050775, 1134837, 1891395, 2579175, 3152325, 5674185, 9456975, 28370925]

約数ペア:

[(1, 28370925), (3, 9456975), (5, 5674185), (9, 3152325), (11, 2579175), (15, 1891395), (25, 1134837), (27, 1050775), (33, 859725), (45, 630465), (55, 515835), (75, 378279), (99, 286575), (135, 210155), (165, 171945), (225, 126093), (275, 103167), (297, 95525), (495, 57315), (675, 42031), (825, 34389), (1485, 19105), (2475, 11463), (3821, 7425)]