128840246

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{2207}}^1$

素因数の和:2344

約数の個数: 24

約数和(自身を含む): 207423936

約数和(自身を除く): 78583690

約数列:

[1, 2, 17, 34, 101, 202, 289, 578, 1717, 2207, 3434, 4414, 29189, 37519, 58378, 75038, 222907, 445814, 637823, 1275646, 3789419, 7578838, 64420123, 128840246]

約数ペア:

[(1, 128840246), (2, 64420123), (17, 7578838), (34, 3789419), (101, 1275646), (202, 637823), (289, 445814), (578, 222907), (1717, 75038), (2207, 58378), (3434, 37519), (4414, 29189)]