28852875

素因数分解:

$3^3\times 5^3\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 54512640

約数和(自身を除く): 25659765

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 83, 103, 125, 135, 225, 249, 309, 375, 415, 515, 675, 747, 927, 1125, 1245, 1545, 2075, 2241, 2575, 2781, 3375, 3735, 4635, 6225, 7725, 8549, 10375, 11205, 12875, 13905, 18675, 23175, 25647, 31125, 38625, 42745, 56025, 69525, 76941, 93375, 115875, 128235, 213725, 230823, 280125, 347625, 384705, 641175, 1068625, 1154115, 1923525, 3205875, 5770575, 9617625, 28852875]

約数ペア:

[(1, 28852875), (3, 9617625), (5, 5770575), (9, 3205875), (15, 1923525), (25, 1154115), (27, 1068625), (45, 641175), (75, 384705), (83, 347625), (103, 280125), (125, 230823), (135, 213725), (225, 128235), (249, 115875), (309, 93375), (375, 76941), (415, 69525), (515, 56025), (675, 42745), (747, 38625), (927, 31125), (1125, 25647), (1245, 23175), (1545, 18675), (2075, 13905), (2241, 12875), (2575, 11205), (2781, 10375), (3375, 8549), (3735, 7725), (4635, 6225)]