71918686

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{270371}}^1$

素因数の和:270399

約数の個数: 16

約数和(自身を含む): 129778560

約数和(自身を除く): 57859874

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 270371, 540742, 1892597, 3785194, 5137049, 10274098, 35959343, 71918686]

約数ペア:

[(1, 71918686), (2, 35959343), (7, 10274098), (14, 5137049), (19, 3785194), (38, 1892597), (133, 540742), (266, 270371)]