1801521

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1002

約数の個数: 20

約数和(自身を含む): 2811072

約数和(自身を除く): 1009551

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 967, 1863, 2901, 8703, 22241, 26109, 66723, 78327, 200169, 600507, 1801521]

約数ペア:

[(1, 1801521), (3, 600507), (9, 200169), (23, 78327), (27, 66723), (69, 26109), (81, 22241), (207, 8703), (621, 2901), (967, 1863)]