81005003247

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3851}}^1\times {\mathrm{58921}}^1$

素因数の和:62799

約数の個数: 32

約数和(自身を含む): 130733305344

約数和(自身を除く): 49728302097

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 3851, 11553, 26957, 58921, 65467, 80871, 176763, 196401, 412447, 458269, 1001657, 1237341, 1374807, 3004971, 7011599, 21034797, 226904771, 680714313, 1588333397, 3857381107, 4765000191, 11572143321, 27001667749, 81005003247]

約数ペア:

[(1, 81005003247), (3, 27001667749), (7, 11572143321), (17, 4765000191), (21, 3857381107), (51, 1588333397), (119, 680714313), (357, 226904771), (3851, 21034797), (11553, 7011599), (26957, 3004971), (58921, 1374807), (65467, 1237341), (80871, 1001657), (176763, 458269), (196401, 412447)]