40394406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{517877}}^1$

素因数の和:517895

約数の個数: 16

約数和(自身を含む): 87003504

約数和(自身を除く): 46609098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 517877, 1035754, 1553631, 3107262, 6732401, 13464802, 20197203, 40394406]

約数ペア:

[(1, 40394406), (2, 20197203), (3, 13464802), (6, 6732401), (13, 3107262), (26, 1553631), (39, 1035754), (78, 517877)]