12861321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3449}}^1$

素因数の和:3576

約数の個数: 16

約数和(自身を含む): 18878400

約数和(自身を除く): 6017079

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3449, 3729, 10347, 37939, 113817, 389737, 1169211, 4287107, 12861321]

約数ペア:

[(1, 12861321), (3, 4287107), (11, 1169211), (33, 389737), (113, 113817), (339, 37939), (1243, 10347), (3449, 3729)]