2139939

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{911}}^1$

素因数の和:952

約数の個数: 20

約数和(自身を含む): 3310560

約数和(自身を除く): 1170621

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 911, 2349, 2733, 8199, 24597, 26419, 73791, 79257, 237771, 713313, 2139939]

約数ペア:

[(1, 2139939), (3, 713313), (9, 237771), (27, 79257), (29, 73791), (81, 26419), (87, 24597), (261, 8199), (783, 2733), (911, 2349)]