71457776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{343547}}^1$

素因数の和:343568

約数の個数: 20

約数和(自身を含む): 149099832

約数和(自身を除く): 77642056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 343547, 687094, 1374188, 2748376, 4466111, 5496752, 8932222, 17864444, 35728888, 71457776]

約数ペア:

[(1, 71457776), (2, 35728888), (4, 17864444), (8, 8932222), (13, 5496752), (16, 4466111), (26, 2748376), (52, 1374188), (104, 687094), (208, 343547)]