571941

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:342

約数の個数: 20

約数和(自身を含む): 894432

約数和(自身を除く): 322491

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 307, 621, 921, 1863, 2763, 7061, 8289, 21183, 24867, 63549, 190647, 571941]

約数ペア:

[(1, 571941), (3, 190647), (9, 63549), (23, 24867), (27, 21183), (69, 8289), (81, 7061), (207, 2763), (307, 1863), (621, 921)]