12711609

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 19206720

約数和(自身を除く): 6495111

約数列:

[1, 3, 9, 37, 59, 111, 177, 333, 531, 647, 1941, 2183, 5823, 6549, 19647, 23939, 38173, 71817, 114519, 215451, 343557, 1412401, 4237203, 12711609]

約数ペア:

[(1, 12711609), (3, 4237203), (9, 1412401), (37, 343557), (59, 215451), (111, 114519), (177, 71817), (333, 38173), (531, 23939), (647, 19647), (1941, 6549), (2183, 5823)]