53440209

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 81780480

約数和(自身を除く): 28340271

約数列:

[1, 3, 9, 27, 61, 71, 183, 213, 457, 549, 639, 1371, 1647, 1917, 4113, 4331, 12339, 12993, 27877, 32447, 38979, 83631, 97341, 116937, 250893, 292023, 752679, 876069, 1979267, 5937801, 17813403, 53440209]

約数ペア:

[(1, 53440209), (3, 17813403), (9, 5937801), (27, 1979267), (61, 876069), (71, 752679), (183, 292023), (213, 250893), (457, 116937), (549, 97341), (639, 83631), (1371, 38979), (1647, 32447), (1917, 27877), (4113, 12993), (4331, 12339)]