217047961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{6581}}^1$

素因数の和:6696

約数の個数: 16

約数和(自身を含む): 243270720

約数和(自身を除く): 26222759

約数列:

[1, 13, 43, 59, 559, 767, 2537, 6581, 32981, 85553, 282983, 388279, 3678779, 5047627, 16695997, 217047961]

約数ペア:

[(1, 217047961), (13, 16695997), (43, 5047627), (59, 3678779), (559, 388279), (767, 282983), (2537, 85553), (6581, 32981)]