27898959

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19661}}^1$

素因数の和:19718

約数の個数: 16

約数和(自身を含む): 41526144

約数和(自身を除く): 13627185

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 19661, 58983, 216271, 648813, 845423, 2536269, 9299653, 27898959]

約数ペア:

[(1, 27898959), (3, 9299653), (11, 2536269), (33, 845423), (43, 648813), (129, 216271), (473, 58983), (1419, 19661)]