285864318

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{223681}}^1$

素因数の和:223760

約数の個数: 24

約数和(自身を含む): 628099056

約数和(自身を除く): 342234738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 223681, 447362, 671043, 1342086, 2013129, 4026258, 15881351, 31762702, 47644053, 95288106, 142932159, 285864318]

約数ペア:

[(1, 285864318), (2, 142932159), (3, 95288106), (6, 47644053), (9, 31762702), (18, 15881351), (71, 4026258), (142, 2013129), (213, 1342086), (426, 671043), (639, 447362), (1278, 223681)]