212750495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{28123}}^1$

素因数の和:28234

約数の個数: 16

約数和(自身を含む): 273365280

約数和(自身を除く): 60614785

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 28123, 140615, 478091, 2390455, 2502947, 12514735, 42550099, 212750495]

約数ペア:

[(1, 212750495), (5, 42550099), (17, 12514735), (85, 2502947), (89, 2390455), (445, 478091), (1513, 140615), (7565, 28123)]