221351550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{210811}}^1$

素因数の和:210833

約数の個数: 48

約数和(自身を含む): 627376512

約数和(自身を除く): 406024962

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 210811, 421622, 632433, 1054055, 1264866, 1475677, 2108110, 2951354, 3162165, 4427031, 5270275, 6324330, 7378385, 8854062, 10540550, 14756770, 15810825, 22135155, 31621650, 36891925, 44270310, 73783850, 110675775, 221351550]

約数ペア:

[(1, 221351550), (2, 110675775), (3, 73783850), (5, 44270310), (6, 36891925), (7, 31621650), (10, 22135155), (14, 15810825), (15, 14756770), (21, 10540550), (25, 8854062), (30, 7378385), (35, 6324330), (42, 5270275), (50, 4427031), (70, 3162165), (75, 2951354), (105, 2108110), (150, 1475677), (175, 1264866), (210, 1054055), (350, 632433), (525, 421622), (1050, 210811)]