1894023

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:428

約数の個数: 20

約数和(自身を含む): 2879800

約数和(自身を除く): 985777

約数列:

[1, 3, 9, 27, 67, 81, 201, 349, 603, 1047, 1809, 3141, 5427, 9423, 23383, 28269, 70149, 210447, 631341, 1894023]

約数ペア:

[(1, 1894023), (3, 631341), (9, 210447), (27, 70149), (67, 28269), (81, 23383), (201, 9423), (349, 5427), (603, 3141), (1047, 1809)]