161878249

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{2039}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 180956160

約数和(自身を除く): 19077911

約数列:

[1, 13, 31, 197, 403, 2039, 2561, 6107, 26507, 63209, 79391, 401683, 821717, 5221879, 12452173, 161878249]

約数ペア:

[(1, 161878249), (13, 12452173), (31, 5221879), (197, 821717), (403, 401683), (2039, 79391), (2561, 63209), (6107, 26507)]