12681333

素因数分解:

$3^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 21638400

約数和(自身を除く): 8957067

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 229, 293, 687, 879, 1603, 2051, 2061, 2637, 4809, 6153, 6183, 7911, 14427, 18459, 43281, 55377, 67097, 201291, 469679, 603873, 1409037, 1811619, 4227111, 12681333]

約数ペア:

[(1, 12681333), (3, 4227111), (7, 1811619), (9, 1409037), (21, 603873), (27, 469679), (63, 201291), (189, 67097), (229, 55377), (293, 43281), (687, 18459), (879, 14427), (1603, 7911), (2051, 6183), (2061, 6153), (2637, 4809)]