12764979

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 20160000

約数和(自身を除く): 7395021

約数列:

[1, 3, 9, 19, 27, 57, 149, 167, 171, 447, 501, 513, 1341, 1503, 2831, 3173, 4023, 4509, 8493, 9519, 24883, 25479, 28557, 74649, 76437, 85671, 223947, 472777, 671841, 1418331, 4254993, 12764979]

約数ペア:

[(1, 12764979), (3, 4254993), (9, 1418331), (19, 671841), (27, 472777), (57, 223947), (149, 85671), (167, 76437), (171, 74649), (447, 28557), (501, 25479), (513, 24883), (1341, 9519), (1503, 8493), (2831, 4509), (3173, 4023)]