80491245

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{27239}}^1$

素因数の和:27444

約数の個数: 16

約数和(自身を含む): 129444480

約数和(自身を除く): 48953235

約数列:

[1, 3, 5, 15, 197, 591, 985, 2955, 27239, 81717, 136195, 408585, 5366083, 16098249, 26830415, 80491245]

約数ペア:

[(1, 80491245), (3, 26830415), (5, 16098249), (15, 5366083), (197, 408585), (591, 136195), (985, 81717), (2955, 27239)]