400194963

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{276187}}^1$

素因数の和:276223

約数の個数: 24

約数和(自身を含む): 689365248

約数和(自身を除く): 289170285

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 276187, 828561, 1933309, 2485683, 5799927, 6352301, 17399781, 19056903, 44466107, 57170709, 133398321, 400194963]

約数ペア:

[(1, 400194963), (3, 133398321), (7, 57170709), (9, 44466107), (21, 19056903), (23, 17399781), (63, 6352301), (69, 5799927), (161, 2485683), (207, 1933309), (483, 828561), (1449, 276187)]