212314753

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{3187}}^1$

素因数の和:3532

約数の個数: 16

約数和(自身を含む): 251367424

約数和(自身を除く): 39052671

約数列:

[1, 7, 31, 217, 307, 2149, 3187, 9517, 22309, 66619, 98797, 691579, 978409, 6848863, 30330679, 212314753]

約数ペア:

[(1, 212314753), (7, 30330679), (31, 6848863), (217, 978409), (307, 691579), (2149, 98797), (3187, 66619), (9517, 22309)]