11997573

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1637}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 18345600

約数和(自身を除く): 6348027

約数列:

[1, 3, 7, 21, 349, 1047, 1637, 2443, 4911, 7329, 11459, 34377, 571313, 1713939, 3999191, 11997573]

約数ペア:

[(1, 11997573), (3, 3999191), (7, 1713939), (21, 571313), (349, 34377), (1047, 11459), (1637, 7329), (2443, 4911)]