212906161

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{1997}}^1$

素因数の和:2208

約数の個数: 16

約数和(自身を含む): 234964800

約数和(自身を除く): 22058639

約数列:

[1, 13, 59, 139, 767, 1807, 1997, 8201, 25961, 106613, 117823, 277583, 1531699, 3608579, 16377397, 212906161]

約数ペア:

[(1, 212906161), (13, 16377397), (59, 3608579), (139, 1531699), (767, 277583), (1807, 117823), (1997, 106613), (8201, 25961)]