156949767

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{21991}}^1$

素因数の和:22071

約数の個数: 24

約数和(自身を含む): 248157728

約数和(自身を除く): 91207961

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 7137, 21991, 65973, 197919, 285883, 857649, 1341451, 2572947, 4024353, 12073059, 17438863, 52316589, 156949767]

約数ペア:

[(1, 156949767), (3, 52316589), (9, 17438863), (13, 12073059), (39, 4024353), (61, 2572947), (117, 1341451), (183, 857649), (549, 285883), (793, 197919), (2379, 65973), (7137, 21991)]