12512259

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 19284480

約数和(自身を除く): 6772221

約数列:

[1, 3, 9, 27, 61, 71, 107, 183, 213, 321, 549, 639, 963, 1647, 1917, 2889, 4331, 6527, 7597, 12993, 19581, 22791, 38979, 58743, 68373, 116937, 176229, 205119, 463417, 1390251, 4170753, 12512259]

約数ペア:

[(1, 12512259), (3, 4170753), (9, 1390251), (27, 463417), (61, 205119), (71, 176229), (107, 116937), (183, 68373), (213, 58743), (321, 38979), (549, 22791), (639, 19581), (963, 12993), (1647, 7597), (1917, 6527), (2889, 4331)]