142071721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{3559}}^1$

素因数の和:3780

約数の個数: 16

約数和(自身を含む): 164044800

約数和(自身を除く): 21973079

約数列:

[1, 11, 19, 191, 209, 2101, 3559, 3629, 39149, 39919, 67621, 679769, 743831, 7477459, 12915611, 142071721]

約数ペア:

[(1, 142071721), (11, 12915611), (19, 7477459), (191, 743831), (209, 679769), (2101, 67621), (3559, 39919), (3629, 39149)]