142740857

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 178069824

約数和(自身を除く): 35328967

約数列:

[1, 7, 17, 37, 119, 259, 289, 629, 1907, 2023, 4403, 10693, 13349, 32419, 70559, 74851, 226933, 493913, 551123, 1199503, 3857861, 8396521, 20391551, 142740857]

約数ペア:

[(1, 142740857), (7, 20391551), (17, 8396521), (37, 3857861), (119, 1199503), (259, 551123), (289, 493913), (629, 226933), (1907, 74851), (2023, 70559), (4403, 32419), (10693, 13349)]