203887998

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{641}}^1$

素因数の和:1121

約数の個数: 48

約数和(自身を含む): 454289472

約数和(自身を除く): 250401474

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 431, 641, 738, 862, 1282, 1293, 1923, 2586, 3846, 3879, 5769, 7758, 11538, 17671, 26281, 35342, 52562, 53013, 78843, 106026, 157686, 159039, 236529, 276271, 318078, 473058, 552542, 828813, 1657626, 2486439, 4972878, 11327111, 22654222, 33981333, 67962666, 101943999, 203887998]

約数ペア:

[(1, 203887998), (2, 101943999), (3, 67962666), (6, 33981333), (9, 22654222), (18, 11327111), (41, 4972878), (82, 2486439), (123, 1657626), (246, 828813), (369, 552542), (431, 473058), (641, 318078), (738, 276271), (862, 236529), (1282, 159039), (1293, 157686), (1923, 106026), (2586, 78843), (3846, 53013), (3879, 52562), (5769, 35342), (7758, 26281), (11538, 17671)]