331389234

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2143}}^1$

素因数の和:2244

約数の個数: 72

約数和(自身を含む): 800706816

約数和(自身を除く): 469317582

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 121, 142, 198, 213, 242, 363, 426, 639, 726, 781, 1089, 1278, 1562, 2143, 2178, 2343, 4286, 4686, 6429, 7029, 8591, 12858, 14058, 17182, 19287, 23573, 25773, 38574, 47146, 51546, 70719, 77319, 141438, 152153, 154638, 212157, 259303, 304306, 424314, 456459, 518606, 777909, 912918, 1369377, 1555818, 1673683, 2333727, 2738754, 3347366, 4667454, 5021049, 10042098, 15063147, 18410513, 30126294, 36821026, 55231539, 110463078, 165694617, 331389234]

約数ペア:

[(1, 331389234), (2, 165694617), (3, 110463078), (6, 55231539), (9, 36821026), (11, 30126294), (18, 18410513), (22, 15063147), (33, 10042098), (66, 5021049), (71, 4667454), (99, 3347366), (121, 2738754), (142, 2333727), (198, 1673683), (213, 1555818), (242, 1369377), (363, 912918), (426, 777909), (639, 518606), (726, 456459), (781, 424314), (1089, 304306), (1278, 259303), (1562, 212157), (2143, 154638), (2178, 152153), (2343, 141438), (4286, 77319), (4686, 70719), (6429, 51546), (7029, 47146), (8591, 38574), (12858, 25773), (14058, 23573), (17182, 19287)]