1286877678

素因数分解:

$2^1\times 3^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{5471}}^1$

素因数の和:5872

約数の個数: 32

約数和(自身を含む): 2600294400

約数和(自身を除く): 1313416722

約数列:

[1, 2, 3, 6, 197, 199, 394, 398, 591, 597, 1182, 1194, 5471, 10942, 16413, 32826, 39203, 78406, 117609, 235218, 1077787, 1088729, 2155574, 2177458, 3233361, 3266187, 6466722, 6532374, 214479613, 428959226, 643438839, 1286877678]

約数ペア:

[(1, 1286877678), (2, 643438839), (3, 428959226), (6, 214479613), (197, 6532374), (199, 6466722), (394, 3266187), (398, 3233361), (591, 2177458), (597, 2155574), (1182, 1088729), (1194, 1077787), (5471, 235218), (10942, 117609), (16413, 78406), (32826, 39203)]