120721223

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{3413}}^1$

素因数の和:3614

約数の個数: 16

約数和(自身を含む): 143333376

約数和(自身を除く): 22612153

約数列:

[1, 7, 31, 163, 217, 1141, 3413, 5053, 23891, 35371, 105803, 556319, 740621, 3894233, 17245889, 120721223]

約数ペア:

[(1, 120721223), (7, 17245889), (31, 3894233), (163, 740621), (217, 556319), (1141, 105803), (3413, 35371), (5053, 23891)]