208551419

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:986

約数の個数: 16

約数和(自身を含む): 223652352

約数和(自身を除く): 15100933

約数列:

[1, 23, 43, 433, 487, 989, 9959, 11201, 18619, 20941, 210871, 428237, 481643, 4850033, 9067453, 208551419]

約数ペア:

[(1, 208551419), (23, 9067453), (43, 4850033), (433, 481643), (487, 428237), (989, 210871), (9959, 20941), (11201, 18619)]