400996834

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{1951}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 703282176

約数和(自身を除く): 302285342

約数列:

[1, 2, 7, 14, 53, 106, 277, 371, 554, 742, 1939, 1951, 3878, 3902, 13657, 14681, 27314, 29362, 102767, 103403, 205534, 206806, 540427, 723821, 1080854, 1447642, 3782989, 7565978, 28642631, 57285262, 200498417, 400996834]

約数ペア:

[(1, 400996834), (2, 200498417), (7, 57285262), (14, 28642631), (53, 7565978), (106, 3782989), (277, 1447642), (371, 1080854), (554, 723821), (742, 540427), (1939, 206806), (1951, 205534), (3878, 103403), (3902, 102767), (13657, 29362), (14681, 27314)]