12220329

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7879}}^1$

素因数の和:7940

約数の個数: 16

約数和(自身を含む): 18155520

約数和(自身を除く): 5935191

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 7879, 23637, 86669, 260007, 370313, 1110939, 4073443, 12220329]

約数ペア:

[(1, 12220329), (3, 4073443), (11, 1110939), (33, 370313), (47, 260007), (141, 86669), (517, 23637), (1551, 7879)]