2017791

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:900

約数の個数: 20

約数和(自身を含む): 3121800

約数和(自身を除く): 1104009

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 859, 2349, 2577, 7731, 23193, 24911, 69579, 74733, 224199, 672597, 2017791]

約数ペア:

[(1, 2017791), (3, 672597), (9, 224199), (27, 74733), (29, 69579), (81, 24911), (87, 23193), (261, 7731), (783, 2577), (859, 2349)]