121574991

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1\times {\mathrm{719}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 163814400

約数和(自身を除く): 42239409

約数列:

[1, 3, 157, 359, 471, 719, 1077, 2157, 56363, 112883, 169089, 258121, 338649, 774363, 40524997, 121574991]

約数ペア:

[(1, 121574991), (3, 40524997), (157, 774363), (359, 338649), (471, 258121), (719, 169089), (1077, 112883), (2157, 56363)]