72931276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{4261}}^1$

素因数の和:4665

約数の個数: 24

約数和(自身を含む): 139623120

約数和(自身を除く): 66691844

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 4261, 4279, 8522, 8558, 17044, 17116, 46871, 93742, 187484, 1657529, 3315058, 6630116, 18232819, 36465638, 72931276]

約数ペア:

[(1, 72931276), (2, 36465638), (4, 18232819), (11, 6630116), (22, 3315058), (44, 1657529), (389, 187484), (778, 93742), (1556, 46871), (4261, 17116), (4279, 17044), (8522, 8558)]