720207826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{71209}}^1$

素因数の和:71613

約数の個数: 16

約数和(自身を含む): 1166419800

約数和(自身を除く): 446211974

約数列:

[1, 2, 13, 26, 389, 778, 5057, 10114, 71209, 142418, 925717, 1851434, 27700301, 55400602, 360103913, 720207826]

約数ペア:

[(1, 720207826), (2, 360103913), (13, 55400602), (26, 27700301), (389, 1851434), (778, 925717), (5057, 142418), (10114, 71209)]