12986116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 27151488

約数和(自身を除く): 14165372

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 143, 146, 286, 292, 311, 572, 622, 803, 949, 1244, 1606, 1898, 3212, 3421, 3796, 4043, 6842, 8086, 10439, 13684, 16172, 20878, 22703, 41756, 44473, 45406, 88946, 90812, 177892, 249733, 295139, 499466, 590278, 998932, 1180556, 3246529, 6493058, 12986116]

約数ペア:

[(1, 12986116), (2, 6493058), (4, 3246529), (11, 1180556), (13, 998932), (22, 590278), (26, 499466), (44, 295139), (52, 249733), (73, 177892), (143, 90812), (146, 88946), (286, 45406), (292, 44473), (311, 41756), (572, 22703), (622, 20878), (803, 16172), (949, 13684), (1244, 10439), (1606, 8086), (1898, 6842), (3212, 4043), (3421, 3796)]