212456157

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{941}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 317416320

約数和(自身を除く): 104960163

約数列:

[1, 3, 17, 19, 51, 57, 233, 323, 699, 941, 969, 2823, 3961, 4427, 11883, 13281, 15997, 17879, 47991, 53637, 75259, 219253, 225777, 303943, 657759, 911829, 3727301, 4165807, 11181903, 12497421, 70818719, 212456157]

約数ペア:

[(1, 212456157), (3, 70818719), (17, 12497421), (19, 11181903), (51, 4165807), (57, 3727301), (233, 911829), (323, 657759), (699, 303943), (941, 225777), (969, 219253), (2823, 75259), (3961, 53637), (4427, 47991), (11883, 17879), (13281, 15997)]