80512551

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{27191}}^1$

素因数の和:27251

約数の個数: 24

約数和(自身を含む): 135742464

約数和(自身を除く): 55229913

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 27191, 81573, 190337, 244719, 571011, 1277977, 1713033, 3833931, 8945839, 11501793, 26837517, 80512551]

約数ペア:

[(1, 80512551), (3, 26837517), (7, 11501793), (9, 8945839), (21, 3833931), (47, 1713033), (63, 1277977), (141, 571011), (329, 244719), (423, 190337), (987, 81573), (2961, 27191)]