201789644

素因数分解:

$2^2\times 7^4\times {\mathrm{21011}}^1$

素因数の和:21043

約数の個数: 30

約数和(自身を含む): 411982284

約数和(自身を除く): 210192640

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 21011, 42022, 84044, 147077, 294154, 588308, 1029539, 2059078, 4118156, 7206773, 14413546, 28827092, 50447411, 100894822, 201789644]

約数ペア:

[(1, 201789644), (2, 100894822), (4, 50447411), (7, 28827092), (14, 14413546), (28, 7206773), (49, 4118156), (98, 2059078), (196, 1029539), (343, 588308), (686, 294154), (1372, 147077), (2401, 84044), (4802, 42022), (9604, 21011)]