26978793

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5507}}^1$

素因数の和:5604

約数の個数: 16

約数和(自身を含む): 38071296

約数和(自身を除く): 11092503

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4899, 5507, 16521, 126661, 379983, 390997, 1172991, 8992931, 26978793]

約数ペア:

[(1, 26978793), (3, 8992931), (23, 1172991), (69, 390997), (71, 379983), (213, 126661), (1633, 16521), (4899, 5507)]