12723318

素因数分解:

$2^1\times 3^4\times {\mathrm{78539}}^1$

素因数の和:78553

約数の個数: 20

約数和(自身を含む): 28510020

約数和(自身を除く): 15786702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 78539, 157078, 235617, 471234, 706851, 1413702, 2120553, 4241106, 6361659, 12723318]

約数ペア:

[(1, 12723318), (2, 6361659), (3, 4241106), (6, 2120553), (9, 1413702), (18, 706851), (27, 471234), (54, 235617), (81, 157078), (162, 78539)]