81979605

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 148852080

約数和(自身を除く): 66872475

約数列:

[1, 3, 5, 9, 15, 37, 45, 53, 111, 159, 185, 265, 333, 477, 555, 795, 929, 1665, 1961, 2385, 2787, 4645, 5883, 8361, 9805, 13935, 17649, 29415, 34373, 41805, 49237, 88245, 103119, 147711, 171865, 246185, 309357, 443133, 515595, 738555, 1546785, 1821769, 2215665, 5465307, 9108845, 16395921, 27326535, 81979605]

約数ペア:

[(1, 81979605), (3, 27326535), (5, 16395921), (9, 9108845), (15, 5465307), (37, 2215665), (45, 1821769), (53, 1546785), (111, 738555), (159, 515595), (185, 443133), (265, 309357), (333, 246185), (477, 171865), (555, 147711), (795, 103119), (929, 88245), (1665, 49237), (1961, 41805), (2385, 34373), (2787, 29415), (4645, 17649), (5883, 13935), (8361, 9805)]