199587807

素因数分解:

$3^7\times {\mathrm{263}}^1\times {\mathrm{347}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 301340160

約数和(自身を除く): 101752353

約数列:

[1, 3, 9, 27, 81, 243, 263, 347, 729, 789, 1041, 2187, 2367, 3123, 7101, 9369, 21303, 28107, 63909, 84321, 91261, 191727, 252963, 273783, 575181, 758889, 821349, 2464047, 7392141, 22176423, 66529269, 199587807]

約数ペア:

[(1, 199587807), (3, 66529269), (9, 22176423), (27, 7392141), (81, 2464047), (243, 821349), (263, 758889), (347, 575181), (729, 273783), (789, 252963), (1041, 191727), (2187, 91261), (2367, 84321), (3123, 63909), (7101, 28107), (9369, 21303)]