221963547

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{247451}}^1$

素因数の和:247490

約数の個数: 16

約数和(自身を含む): 332575488

約数和(自身を除く): 110611941

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 247451, 742353, 3216863, 5691373, 9650589, 17074119, 73987849, 221963547]

約数ペア:

[(1, 221963547), (3, 73987849), (13, 17074119), (23, 9650589), (39, 5691373), (69, 3216863), (299, 742353), (897, 247451)]