81907742

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{13327}}^1$

素因数の和:13775

約数の個数: 16

約数和(自身を含む): 140743680

約数和(自身を除く): 58835938

約数列:

[1, 2, 7, 14, 439, 878, 3073, 6146, 13327, 26654, 93289, 186578, 5850553, 11701106, 40953871, 81907742]

約数ペア:

[(1, 81907742), (2, 40953871), (7, 11701106), (14, 5850553), (439, 186578), (878, 93289), (3073, 26654), (6146, 13327)]