3945669

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 6585600

約数和(自身を除く): 2639931

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 149, 273, 291, 447, 679, 1043, 1261, 1937, 2037, 3129, 3783, 5811, 8827, 13559, 14453, 26481, 40677, 43359, 101171, 187889, 303513, 563667, 1315223, 3945669]

約数ペア:

[(1, 3945669), (3, 1315223), (7, 563667), (13, 303513), (21, 187889), (39, 101171), (91, 43359), (97, 40677), (149, 26481), (273, 14453), (291, 13559), (447, 8827), (679, 5811), (1043, 3783), (1261, 3129), (1937, 2037)]