28751372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{769}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 54331200

約数和(自身を除く): 25579828

約数列:

[1, 2, 4, 13, 26, 52, 719, 769, 1438, 1538, 2876, 3076, 9347, 9997, 18694, 19994, 37388, 39988, 552911, 1105822, 2211644, 7187843, 14375686, 28751372]

約数ペア:

[(1, 28751372), (2, 14375686), (4, 7187843), (13, 2211644), (26, 1105822), (52, 552911), (719, 39988), (769, 37388), (1438, 19994), (1538, 18694), (2876, 9997), (3076, 9347)]