289791605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{653}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 386498304

約数和(自身を除く): 96706699

約数列:

[1, 5, 17, 23, 85, 115, 227, 391, 653, 1135, 1955, 3265, 3859, 5221, 11101, 15019, 19295, 26105, 55505, 75095, 88757, 148231, 255323, 443785, 741155, 1276615, 2519927, 3409313, 12599635, 17046565, 57958321, 289791605]

約数ペア:

[(1, 289791605), (5, 57958321), (17, 17046565), (23, 12599635), (85, 3409313), (115, 2519927), (227, 1276615), (391, 741155), (653, 443785), (1135, 255323), (1955, 148231), (3265, 88757), (3859, 75095), (5221, 55505), (11101, 26105), (15019, 19295)]