212542792

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{4481}}^1$

素因数の和:4523

約数の個数: 72

約数和(自身を含む): 509670630

約数和(自身を除く): 297127838

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 121, 154, 196, 242, 308, 392, 484, 539, 616, 847, 968, 1078, 1694, 2156, 3388, 4312, 4481, 5929, 6776, 8962, 11858, 17924, 23716, 31367, 35848, 47432, 49291, 62734, 98582, 125468, 197164, 219569, 250936, 345037, 394328, 439138, 542201, 690074, 878276, 1084402, 1380148, 1756552, 2168804, 2415259, 2760296, 3795407, 4337608, 4830518, 7590814, 9661036, 15181628, 19322072, 26567849, 30363256, 53135698, 106271396, 212542792]

約数ペア:

[(1, 212542792), (2, 106271396), (4, 53135698), (7, 30363256), (8, 26567849), (11, 19322072), (14, 15181628), (22, 9661036), (28, 7590814), (44, 4830518), (49, 4337608), (56, 3795407), (77, 2760296), (88, 2415259), (98, 2168804), (121, 1756552), (154, 1380148), (196, 1084402), (242, 878276), (308, 690074), (392, 542201), (484, 439138), (539, 394328), (616, 345037), (847, 250936), (968, 219569), (1078, 197164), (1694, 125468), (2156, 98582), (3388, 62734), (4312, 49291), (4481, 47432), (5929, 35848), (6776, 31367), (8962, 23716), (11858, 17924)]