81619111

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{827}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 97611264

約数和(自身を除く): 15992153

約数列:

[1, 7, 23, 161, 613, 827, 4291, 5789, 14099, 19021, 98693, 133147, 506951, 3548657, 11659873, 81619111]

約数ペア:

[(1, 81619111), (7, 11659873), (23, 3548657), (161, 506951), (613, 133147), (827, 98693), (4291, 19021), (5789, 14099)]