247654768

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{66431}}^1$

素因数の和:66672

約数の個数: 20

約数和(自身を含む): 481897728

約数和(自身を除く): 234242960

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 66431, 132862, 265724, 531448, 1062896, 15478423, 30956846, 61913692, 123827384, 247654768]

約数ペア:

[(1, 247654768), (2, 123827384), (4, 61913692), (8, 30956846), (16, 15478423), (233, 1062896), (466, 531448), (932, 265724), (1864, 132862), (3728, 66431)]