91089971

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{97841}}^1$

素因数の和:97874

約数の個数: 12

約数和(自身を含む): 111539880

約数和(自身を除く): 20449909

約数列:

[1, 7, 19, 49, 133, 931, 97841, 684887, 1858979, 4794209, 13012853, 91089971]

約数ペア:

[(1, 91089971), (7, 13012853), (19, 4794209), (49, 1858979), (133, 684887), (931, 97841)]