161768217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{61909}}^1$

素因数の和:61992

約数の個数: 16

約数和(自身を含む): 235753280

約数和(自身を除く): 73985063

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 61909, 185727, 804817, 2414451, 4147903, 12443709, 53922739, 161768217]

約数ペア:

[(1, 161768217), (3, 53922739), (13, 12443709), (39, 4147903), (67, 2414451), (201, 804817), (871, 185727), (2613, 61909)]