17221543

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 18817920

約数和(自身を除く): 1596377

約数列:

[1, 19, 43, 107, 197, 817, 2033, 3743, 4601, 8471, 21079, 87419, 160949, 400501, 906397, 17221543]

約数ペア:

[(1, 17221543), (19, 906397), (43, 400501), (107, 160949), (197, 87419), (817, 21079), (2033, 8471), (3743, 4601)]