81171326

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1219

約数の個数: 16

約数和(自身を含む): 123055200

約数和(自身を除く): 41883874

約数列:

[1, 2, 149, 298, 421, 647, 842, 1294, 62729, 96403, 125458, 192806, 272387, 544774, 40585663, 81171326]

約数ペア:

[(1, 81171326), (2, 40585663), (149, 544774), (298, 272387), (421, 192806), (647, 125458), (842, 96403), (1294, 62729)]