217007830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1759}}^1$

素因数の和:1865

約数の個数: 48

約数和(自身を含む): 429010560

約数和(自身を除く): 212002730

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 169, 338, 365, 730, 845, 949, 1690, 1759, 1898, 3518, 4745, 8795, 9490, 12337, 17590, 22867, 24674, 45734, 61685, 114335, 123370, 128407, 228670, 256814, 297271, 594542, 642035, 1284070, 1486355, 1669291, 2972710, 3338582, 8346455, 16692910, 21700783, 43401566, 108503915, 217007830]

約数ペア:

[(1, 217007830), (2, 108503915), (5, 43401566), (10, 21700783), (13, 16692910), (26, 8346455), (65, 3338582), (73, 2972710), (130, 1669291), (146, 1486355), (169, 1284070), (338, 642035), (365, 594542), (730, 297271), (845, 256814), (949, 228670), (1690, 128407), (1759, 123370), (1898, 114335), (3518, 61685), (4745, 45734), (8795, 24674), (9490, 22867), (12337, 17590)]