309140728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2972507}}^1$

素因数の和:2972526

約数の個数: 16

約数和(自身を含む): 624226680

約数和(自身を除く): 315085952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2972507, 5945014, 11890028, 23780056, 38642591, 77285182, 154570364, 309140728]

約数ペア:

[(1, 309140728), (2, 154570364), (4, 77285182), (8, 38642591), (13, 23780056), (26, 11890028), (52, 5945014), (104, 2972507)]