28719229

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 37001664

約数和(自身を除く): 8282435

約数列:

[1, 7, 11, 41, 77, 121, 287, 451, 827, 847, 3157, 4961, 5789, 9097, 33907, 34727, 63679, 100067, 237349, 372977, 700469, 2610839, 4102747, 28719229]

約数ペア:

[(1, 28719229), (7, 4102747), (11, 2610839), (41, 700469), (77, 372977), (121, 237349), (287, 100067), (451, 63679), (827, 34727), (847, 33907), (3157, 9097), (4961, 5789)]