210065889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 342392832

約数和(自身を除く): 132326943

約数列:

[1, 3, 11, 17, 31, 33, 47, 51, 93, 141, 187, 257, 341, 517, 527, 561, 771, 799, 1023, 1457, 1551, 1581, 2397, 2827, 4369, 4371, 5797, 7967, 8481, 8789, 12079, 13107, 16027, 17391, 23901, 24769, 26367, 36237, 48059, 48081, 74307, 87637, 132869, 135439, 144177, 205343, 262911, 272459, 374449, 398607, 406317, 616029, 817377, 1123347, 1489829, 2258773, 4118939, 4469487, 6365633, 6776319, 12356817, 19096899, 70021963, 210065889]

約数ペア:

[(1, 210065889), (3, 70021963), (11, 19096899), (17, 12356817), (31, 6776319), (33, 6365633), (47, 4469487), (51, 4118939), (93, 2258773), (141, 1489829), (187, 1123347), (257, 817377), (341, 616029), (517, 406317), (527, 398607), (561, 374449), (771, 272459), (799, 262911), (1023, 205343), (1457, 144177), (1551, 135439), (1581, 132869), (2397, 87637), (2827, 74307), (4369, 48081), (4371, 48059), (5797, 36237), (7967, 26367), (8481, 24769), (8789, 23901), (12079, 17391), (13107, 16027)]