8168553

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 12741120

約数和(自身を除く): 4572567

約数列:

[1, 3, 9, 27, 41, 47, 123, 141, 157, 369, 423, 471, 1107, 1269, 1413, 1927, 4239, 5781, 6437, 7379, 17343, 19311, 22137, 52029, 57933, 66411, 173799, 199233, 302539, 907617, 2722851, 8168553]

約数ペア:

[(1, 8168553), (3, 2722851), (9, 907617), (27, 302539), (41, 199233), (47, 173799), (123, 66411), (141, 57933), (157, 52029), (369, 22137), (423, 19311), (471, 17343), (1107, 7379), (1269, 6437), (1413, 5781), (1927, 4239)]