78434042

素因数分解:

$2^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1\times {\mathrm{641}}^1$

素因数の和:1153

約数の個数: 16

約数和(自身を含む): 118818792

約数和(自身を除く): 40384750

約数列:

[1, 2, 193, 317, 386, 634, 641, 1282, 61181, 122362, 123713, 203197, 247426, 406394, 39217021, 78434042]

約数ペア:

[(1, 78434042), (2, 39217021), (193, 406394), (317, 247426), (386, 203197), (634, 123713), (641, 122362), (1282, 61181)]