858990069

素因数分解:

$3^3\times 7^1\times {\mathrm{4544921}}^1$

素因数の和:4544937

約数の個数: 16

約数和(自身を含む): 1454375040

約数和(自身を除く): 595384971

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 4544921, 13634763, 31814447, 40904289, 95443341, 122712867, 286330023, 858990069]

約数ペア:

[(1, 858990069), (3, 286330023), (7, 122712867), (9, 95443341), (21, 40904289), (27, 31814447), (63, 13634763), (189, 4544921)]