67808781

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 99831680

約数和(自身を除く): 32022899

約数列:

[1, 3, 9, 79, 237, 283, 337, 711, 849, 1011, 2547, 3033, 22357, 26623, 67071, 79869, 95371, 201213, 239607, 286113, 858339, 7534309, 22602927, 67808781]

約数ペア:

[(1, 67808781), (3, 22602927), (9, 7534309), (79, 858339), (237, 286113), (283, 239607), (337, 201213), (711, 95371), (849, 79869), (1011, 67071), (2547, 26623), (3033, 22357)]