127986452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 251596800

約数和(自身を除く): 123610348

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 199, 311, 398, 517, 622, 796, 1034, 1244, 2068, 2189, 3421, 4378, 6842, 8756, 9353, 13684, 14617, 18706, 29234, 37412, 58468, 61889, 102883, 123778, 160787, 205766, 247556, 321574, 411532, 643148, 680779, 1361558, 2723116, 2908783, 5817566, 11635132, 31996613, 63993226, 127986452]

約数ペア:

[(1, 127986452), (2, 63993226), (4, 31996613), (11, 11635132), (22, 5817566), (44, 2908783), (47, 2723116), (94, 1361558), (188, 680779), (199, 643148), (311, 411532), (398, 321574), (517, 247556), (622, 205766), (796, 160787), (1034, 123778), (1244, 102883), (2068, 61889), (2189, 58468), (3421, 37412), (4378, 29234), (6842, 18706), (8756, 14617), (9353, 13684)]