7809129

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:662

約数の個数: 20

約数和(自身を含む): 11744260

約数和(自身を除く): 3935131

約数列:

[1, 3, 9, 27, 81, 229, 421, 687, 1263, 2061, 3789, 6183, 11367, 18549, 34101, 96409, 289227, 867681, 2603043, 7809129]

約数ペア:

[(1, 7809129), (3, 2603043), (9, 867681), (27, 289227), (81, 96409), (229, 34101), (421, 18549), (687, 11367), (1263, 6183), (2061, 3789)]