2158541

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 2888256

約数和(自身を除く): 729715

約数列:

[1, 7, 11, 17, 77, 97, 119, 187, 289, 679, 1067, 1309, 1649, 2023, 3179, 7469, 11543, 18139, 22253, 28033, 126973, 196231, 308363, 2158541]

約数ペア:

[(1, 2158541), (7, 308363), (11, 196231), (17, 126973), (77, 28033), (97, 22253), (119, 18139), (187, 11543), (289, 7469), (679, 3179), (1067, 2023), (1309, 1649)]