209969227

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{7481}}^1$

素因数の和:7638

約数の個数: 16

約数和(自身を含む): 241339392

約数和(自身を除く): 31370165

約数列:

[1, 13, 17, 127, 221, 1651, 2159, 7481, 28067, 97253, 127177, 950087, 1653301, 12351131, 16151479, 209969227]

約数ペア:

[(1, 209969227), (13, 16151479), (17, 12351131), (127, 1653301), (221, 950087), (1651, 127177), (2159, 97253), (7481, 28067)]