201122978

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 370262016

約数和(自身を除く): 169139038

約数列:

[1, 2, 7, 14, 31, 61, 62, 71, 107, 122, 142, 214, 217, 427, 434, 497, 749, 854, 994, 1498, 1891, 2201, 3317, 3782, 4331, 4402, 6527, 6634, 7597, 8662, 13054, 13237, 15194, 15407, 23219, 26474, 30317, 30814, 45689, 46438, 53179, 60634, 91378, 106358, 134261, 202337, 235507, 268522, 404674, 463417, 471014, 926834, 939827, 1416359, 1648549, 1879654, 2832718, 3243919, 3297098, 6487838, 14365927, 28731854, 100561489, 201122978]

約数ペア:

[(1, 201122978), (2, 100561489), (7, 28731854), (14, 14365927), (31, 6487838), (61, 3297098), (62, 3243919), (71, 2832718), (107, 1879654), (122, 1648549), (142, 1416359), (214, 939827), (217, 926834), (427, 471014), (434, 463417), (497, 404674), (749, 268522), (854, 235507), (994, 202337), (1498, 134261), (1891, 106358), (2201, 91378), (3317, 60634), (3782, 53179), (4331, 46438), (4402, 45689), (6527, 30814), (6634, 30317), (7597, 26474), (8662, 23219), (13054, 15407), (13237, 15194)]