81392142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1043489}}^1$

素因数の和:1043507

約数の個数: 16

約数和(自身を含む): 175306320

約数和(自身を除く): 93914178

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1043489, 2086978, 3130467, 6260934, 13565357, 27130714, 40696071, 81392142]

約数ペア:

[(1, 81392142), (2, 40696071), (3, 27130714), (6, 13565357), (13, 6260934), (26, 3130467), (39, 2086978), (78, 1043489)]