31281084

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{11903}}^1$

素因数の和:11986

約数の個数: 36

約数和(自身を含む): 80161536

約数和(自身を除く): 48880452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 11903, 23806, 35709, 47612, 71418, 107127, 142836, 214254, 428508, 868919, 1737838, 2606757, 3475676, 5213514, 7820271, 10427028, 15640542, 31281084]

約数ペア:

[(1, 31281084), (2, 15640542), (3, 10427028), (4, 7820271), (6, 5213514), (9, 3475676), (12, 2606757), (18, 1737838), (36, 868919), (73, 428508), (146, 214254), (219, 142836), (292, 107127), (438, 71418), (657, 47612), (876, 35709), (1314, 23806), (2628, 11903)]