123242021

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{827}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 143740800

約数和(自身を除く): 20498779

約数列:

[1, 7, 61, 349, 427, 827, 2443, 5789, 21289, 50447, 149023, 288623, 353129, 2020361, 17606003, 123242021]

約数ペア:

[(1, 123242021), (7, 17606003), (61, 2020361), (349, 353129), (427, 288623), (827, 149023), (2443, 50447), (5789, 21289)]