221256113

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{17209}}^1$

素因数の和:17288

約数の個数: 16

約数和(自身を含む): 254432640

約数和(自身を除く): 33176527

約数列:

[1, 13, 23, 43, 299, 559, 989, 12857, 17209, 223717, 395807, 739987, 5145491, 9619831, 17019701, 221256113]

約数ペア:

[(1, 221256113), (13, 17019701), (23, 9619831), (43, 5145491), (299, 739987), (559, 395807), (989, 223717), (12857, 17209)]