12147891

素因数分解:

$3^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{953}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 18561024

約数和(自身を除く): 6413133

約数列:

[1, 3, 7, 21, 607, 953, 1821, 2859, 4249, 6671, 12747, 20013, 578471, 1735413, 4049297, 12147891]

約数ペア:

[(1, 12147891), (3, 4049297), (7, 1735413), (21, 578471), (607, 20013), (953, 12747), (1821, 6671), (2859, 4249)]