1212778875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 2547836928

約数和(自身を除く): 1335058053

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, 433, 485, 525, 679, 825, 875, 1067, 1155, 1299, 1375, 1455, 1925, 2037, 2165, 2425, 2625, 3031, 3201, 3395, 4125, 4763, 5335, 5775, 6495, 7275, 7469, 9093, 9625, 10185, 10825, 12125, 14289, 15155, 16005, 16975, 22407, 23815, 26675, 28875, 32475, 33341, 36375, 37345, 42001, 45465, 50925, 54125, 71445, 75775, 80025, 84875, 100023, 112035, 119075, 126003, 133375, 162375, 166705, 186725, 210005, 227325, 254625, 294007, 357225, 378875, 400125, 462011, 500115, 560175, 595375, 630015, 833525, 882021, 933625, 1050025, 1136625, 1386033, 1470035, 1786125, 2310055, 2500575, 2800875, 3150075, 3234077, 4167625, 4410105, 5250125, 6930165, 7350175, 9702231, 11550275, 12502875, 15750375, 16170385, 22050525, 34650825, 36750875, 48511155, 57751375, 80851925, 110252625, 173254125, 242555775, 404259625, 1212778875]

約数ペア:

[(1, 1212778875), (3, 404259625), (5, 242555775), (7, 173254125), (11, 110252625), (15, 80851925), (21, 57751375), (25, 48511155), (33, 36750875), (35, 34650825), (55, 22050525), (75, 16170385), (77, 15750375), (97, 12502875), (105, 11550275), (125, 9702231), (165, 7350175), (175, 6930165), (231, 5250125), (275, 4410105), (291, 4167625), (375, 3234077), (385, 3150075), (433, 2800875), (485, 2500575), (525, 2310055), (679, 1786125), (825, 1470035), (875, 1386033), (1067, 1136625), (1155, 1050025), (1299, 933625), (1375, 882021), (1455, 833525), (1925, 630015), (2037, 595375), (2165, 560175), (2425, 500115), (2625, 462011), (3031, 400125), (3201, 378875), (3395, 357225), (4125, 294007), (4763, 254625), (5335, 227325), (5775, 210005), (6495, 186725), (7275, 166705), (7469, 162375), (9093, 133375), (9625, 126003), (10185, 119075), (10825, 112035), (12125, 100023), (14289, 84875), (15155, 80025), (16005, 75775), (16975, 71445), (22407, 54125), (23815, 50925), (26675, 45465), (28875, 42001), (32475, 37345), (33341, 36375)]