309907906

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{7481}}^1$

素因数の和:7770

約数の個数: 32

約数和(自身を含む): 581800320

約数和(自身を除く): 271892414

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 269, 538, 1883, 2959, 3766, 5918, 7481, 14962, 20713, 41426, 52367, 82291, 104734, 164582, 576037, 1152074, 2012389, 4024778, 14086723, 22136279, 28173446, 44272558, 154953953, 309907906]

約数ペア:

[(1, 309907906), (2, 154953953), (7, 44272558), (11, 28173446), (14, 22136279), (22, 14086723), (77, 4024778), (154, 2012389), (269, 1152074), (538, 576037), (1883, 164582), (2959, 104734), (3766, 82291), (5918, 52367), (7481, 41426), (14962, 20713)]