79882281

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{20983}}^1$

素因数の和:21042

約数の個数: 20

約数和(自身を含む): 121875072

約数和(自身を除く): 41992791

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 20983, 62949, 188847, 566541, 986201, 1699623, 2958603, 8875809, 26627427, 79882281]

約数ペア:

[(1, 79882281), (3, 26627427), (9, 8875809), (27, 2958603), (47, 1699623), (81, 986201), (141, 566541), (423, 188847), (1269, 62949), (3807, 20983)]