163668638

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{733}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 288550080

約数和(自身を除く): 124881442

約数列:

[1, 2, 7, 14, 41, 82, 287, 389, 574, 733, 778, 1466, 2723, 5131, 5446, 10262, 15949, 30053, 31898, 60106, 111643, 210371, 223286, 285137, 420742, 570274, 1995959, 3991918, 11690617, 23381234, 81834319, 163668638]

約数ペア:

[(1, 163668638), (2, 81834319), (7, 23381234), (14, 11690617), (41, 3991918), (82, 1995959), (287, 570274), (389, 420742), (574, 285137), (733, 223286), (778, 210371), (1466, 111643), (2723, 60106), (5131, 31898), (5446, 30053), (10262, 15949)]