81691736

素因数分解:

$2^3\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2081}}^1$

素因数の和:2795

約数の個数: 32

約数和(自身を含む): 175387680

約数和(自身を除く): 93695944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 701, 1402, 2081, 2804, 4162, 4907, 5608, 8324, 9814, 14567, 16648, 19628, 29134, 39256, 58268, 116536, 1458781, 2917562, 5835124, 10211467, 11670248, 20422934, 40845868, 81691736]

約数ペア:

[(1, 81691736), (2, 40845868), (4, 20422934), (7, 11670248), (8, 10211467), (14, 5835124), (28, 2917562), (56, 1458781), (701, 116536), (1402, 58268), (2081, 39256), (2804, 29134), (4162, 19628), (4907, 16648), (5608, 14567), (8324, 9814)]