12869728

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 26611200

約数和(自身を除く): 13741472

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 86, 94, 172, 188, 199, 344, 376, 398, 688, 752, 796, 1376, 1504, 1592, 2021, 3184, 4042, 6368, 8084, 8557, 9353, 16168, 17114, 18706, 32336, 34228, 37412, 64672, 68456, 74824, 136912, 149648, 273824, 299296, 402179, 804358, 1608716, 3217432, 6434864, 12869728]

約数ペア:

[(1, 12869728), (2, 6434864), (4, 3217432), (8, 1608716), (16, 804358), (32, 402179), (43, 299296), (47, 273824), (86, 149648), (94, 136912), (172, 74824), (188, 68456), (199, 64672), (344, 37412), (376, 34228), (398, 32336), (688, 18706), (752, 17114), (796, 16168), (1376, 9353), (1504, 8557), (1592, 8084), (2021, 6368), (3184, 4042)]