220056837

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 397737984

約数和(自身を除く): 177681147

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 127, 143, 231, 273, 381, 429, 577, 889, 1001, 1397, 1651, 1731, 2667, 3003, 4039, 4191, 4953, 6347, 7501, 9779, 11557, 12117, 18161, 19041, 22503, 29337, 34671, 44429, 52507, 54483, 73279, 82511, 127127, 133287, 157521, 219837, 247533, 381381, 512953, 577577, 806069, 952627, 1538859, 1732731, 2418207, 2857881, 5642483, 6668389, 10478897, 16927449, 20005167, 31436691, 73352279, 220056837]

約数ペア:

[(1, 220056837), (3, 73352279), (7, 31436691), (11, 20005167), (13, 16927449), (21, 10478897), (33, 6668389), (39, 5642483), (77, 2857881), (91, 2418207), (127, 1732731), (143, 1538859), (231, 952627), (273, 806069), (381, 577577), (429, 512953), (577, 381381), (889, 247533), (1001, 219837), (1397, 157521), (1651, 133287), (1731, 127127), (2667, 82511), (3003, 73279), (4039, 54483), (4191, 52507), (4953, 44429), (6347, 34671), (7501, 29337), (9779, 22503), (11557, 19041), (12117, 18161)]