486962684

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{720359}}^1$

素因数の和:720389

約数の個数: 18

約数和(自身を含む): 922781160

約数和(自身を除く): 435818476

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 720359, 1440718, 2881436, 9364667, 18729334, 37458668, 121740671, 243481342, 486962684]

約数ペア:

[(1, 486962684), (2, 243481342), (4, 121740671), (13, 37458668), (26, 18729334), (52, 9364667), (169, 2881436), (338, 1440718), (676, 720359)]