213497550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{67777}}^1$

素因数の和:67802

約数の個数: 72

約数和(自身を含む): 655548816

約数和(自身を除く): 442051266

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 67777, 135554, 203331, 338885, 406662, 474439, 609993, 677770, 948878, 1016655, 1219986, 1423317, 1694425, 2033310, 2372195, 2846634, 3049965, 3388850, 4269951, 4744390, 5083275, 6099930, 7116585, 8539902, 10166550, 11860975, 14233170, 15249825, 21349755, 23721950, 30499650, 35582925, 42699510, 71165850, 106748775, 213497550]

約数ペア:

[(1, 213497550), (2, 106748775), (3, 71165850), (5, 42699510), (6, 35582925), (7, 30499650), (9, 23721950), (10, 21349755), (14, 15249825), (15, 14233170), (18, 11860975), (21, 10166550), (25, 8539902), (30, 7116585), (35, 6099930), (42, 5083275), (45, 4744390), (50, 4269951), (63, 3388850), (70, 3049965), (75, 2846634), (90, 2372195), (105, 2033310), (126, 1694425), (150, 1423317), (175, 1219986), (210, 1016655), (225, 948878), (315, 677770), (350, 609993), (450, 474439), (525, 406662), (630, 338885), (1050, 203331), (1575, 135554), (3150, 67777)]