81976796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{35153}}^1$

素因数の和:35221

約数の個数: 24

約数和(自身を含む): 159458544

約数和(自身を除く): 77481748

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 35153, 70306, 140612, 386683, 773366, 1546732, 1863109, 3726218, 7452436, 20494199, 40988398, 81976796]

約数ペア:

[(1, 81976796), (2, 40988398), (4, 20494199), (11, 7452436), (22, 3726218), (44, 1863109), (53, 1546732), (106, 773366), (212, 386683), (583, 140612), (1166, 70306), (2332, 35153)]