42804839

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 54429984

約数和(自身を除く): 11625145

約数列:

[1, 7, 11, 77, 97, 121, 521, 679, 847, 1067, 3647, 5731, 7469, 11737, 40117, 50537, 63041, 82159, 353759, 441287, 555907, 3891349, 6114977, 42804839]

約数ペア:

[(1, 42804839), (7, 6114977), (11, 3891349), (77, 555907), (97, 441287), (121, 353759), (521, 82159), (679, 63041), (847, 50537), (1067, 40117), (3647, 11737), (5731, 7469)]