81361708

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{344753}}^1$

素因数の和:344816

約数の個数: 12

約数和(自身を含む): 144796680

約数和(自身を除く): 63434972

約数列:

[1, 2, 4, 59, 118, 236, 344753, 689506, 1379012, 20340427, 40680854, 81361708]

約数ペア:

[(1, 81361708), (2, 40680854), (4, 20340427), (59, 1379012), (118, 689506), (236, 344753)]