1388402852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{49921}}^1$

素因数の和:50351

約数の個数: 24

約数和(自身を含む): 2578970520

約数和(自身を除く): 1190567668

約数列:

[1, 2, 4, 17, 34, 68, 409, 818, 1636, 6953, 13906, 27812, 49921, 99842, 199684, 848657, 1697314, 3394628, 20417689, 40835378, 81670756, 347100713, 694201426, 1388402852]

約数ペア:

[(1, 1388402852), (2, 694201426), (4, 347100713), (17, 81670756), (34, 40835378), (68, 20417689), (409, 3394628), (818, 1697314), (1636, 848657), (6953, 199684), (13906, 99842), (27812, 49921)]