2800875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 5870592

約数和(自身を除く): 3069717

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 97, 105, 125, 165, 175, 231, 275, 291, 375, 385, 485, 525, 679, 825, 875, 1067, 1155, 1375, 1455, 1925, 2037, 2425, 2625, 3201, 3395, 4125, 5335, 5775, 7275, 7469, 9625, 10185, 12125, 16005, 16975, 22407, 26675, 28875, 36375, 37345, 50925, 80025, 84875, 112035, 133375, 186725, 254625, 400125, 560175, 933625, 2800875]

約数ペア:

[(1, 2800875), (3, 933625), (5, 560175), (7, 400125), (11, 254625), (15, 186725), (21, 133375), (25, 112035), (33, 84875), (35, 80025), (55, 50925), (75, 37345), (77, 36375), (97, 28875), (105, 26675), (125, 22407), (165, 16975), (175, 16005), (231, 12125), (275, 10185), (291, 9625), (375, 7469), (385, 7275), (485, 5775), (525, 5335), (679, 4125), (825, 3395), (875, 3201), (1067, 2625), (1155, 2425), (1375, 2037), (1455, 1925)]