390580641

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{509}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 645390720

約数和(自身を除く): 254810079

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 337, 509, 759, 1011, 1527, 2277, 3033, 3707, 4581, 5599, 7751, 11121, 11707, 16797, 23253, 33363, 35121, 50391, 69759, 85261, 105363, 128777, 171533, 255783, 386331, 514599, 767349, 1158993, 1543797, 1886863, 3945259, 5660589, 11835777, 16981767, 35507331, 43397849, 130193547, 390580641]

約数ペア:

[(1, 390580641), (3, 130193547), (9, 43397849), (11, 35507331), (23, 16981767), (33, 11835777), (69, 5660589), (99, 3945259), (207, 1886863), (253, 1543797), (337, 1158993), (509, 767349), (759, 514599), (1011, 386331), (1527, 255783), (2277, 171533), (3033, 128777), (3707, 105363), (4581, 85261), (5599, 69759), (7751, 50391), (11121, 35121), (11707, 33363), (16797, 23253)]