78904892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2713}}^1$

素因数の和:3389

約数の個数: 24

約数和(自身を含む): 150920112

約数和(自身を除く): 72015220

約数列:

[1, 2, 4, 11, 22, 44, 661, 1322, 2644, 2713, 5426, 7271, 10852, 14542, 29084, 29843, 59686, 119372, 1793293, 3586586, 7173172, 19726223, 39452446, 78904892]

約数ペア:

[(1, 78904892), (2, 39452446), (4, 19726223), (11, 7173172), (22, 3586586), (44, 1793293), (661, 119372), (1322, 59686), (2644, 29843), (2713, 29084), (5426, 14542), (7271, 10852)]