206865656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{3719}}^1$

素因数の和:4151

約数の個数: 32

約数和(自身を含む): 411804000

約数和(自身を除く): 204938344

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1636, 3272, 3719, 6953, 7438, 13906, 14876, 27812, 29752, 55624, 63223, 126446, 252892, 505784, 1521071, 3042142, 6084284, 12168568, 25858207, 51716414, 103432828, 206865656]

約数ペア:

[(1, 206865656), (2, 103432828), (4, 51716414), (8, 25858207), (17, 12168568), (34, 6084284), (68, 3042142), (136, 1521071), (409, 505784), (818, 252892), (1636, 126446), (3272, 63223), (3719, 55624), (6953, 29752), (7438, 27812), (13906, 14876)]