42081907

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 49496832

約数和(自身を除く): 7414925

約数列:

[1, 7, 43, 251, 301, 557, 1757, 3899, 10793, 23951, 75551, 139807, 167657, 978649, 6011701, 42081907]

約数ペア:

[(1, 42081907), (7, 6011701), (43, 978649), (251, 167657), (301, 139807), (557, 75551), (1757, 23951), (3899, 10793)]