2490943

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:934

約数の個数: 16

約数和(自身を含む): 3168256

約数和(自身を除く): 677313

約数列:

[1, 7, 13, 31, 91, 217, 403, 883, 2821, 6181, 11479, 27373, 80353, 191611, 355849, 2490943]

約数ペア:

[(1, 2490943), (7, 355849), (13, 191611), (31, 80353), (91, 27373), (217, 11479), (403, 6181), (883, 2821)]