208250238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1109}}^1$

素因数の和:1401

約数の個数: 64

約数和(自身を含む): 506373120

約数和(自身を除く): 298122882

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 263, 357, 526, 714, 789, 1109, 1578, 1841, 2218, 3327, 3682, 4471, 5523, 6654, 7763, 8942, 11046, 13413, 15526, 18853, 23289, 26826, 31297, 37706, 46578, 56559, 62594, 93891, 113118, 131971, 187782, 263942, 291667, 395913, 583334, 791826, 875001, 1750002, 2041669, 4083338, 4958339, 6125007, 9916678, 12250014, 14875017, 29750034, 34708373, 69416746, 104125119, 208250238]

約数ペア:

[(1, 208250238), (2, 104125119), (3, 69416746), (6, 34708373), (7, 29750034), (14, 14875017), (17, 12250014), (21, 9916678), (34, 6125007), (42, 4958339), (51, 4083338), (102, 2041669), (119, 1750002), (238, 875001), (263, 791826), (357, 583334), (526, 395913), (714, 291667), (789, 263942), (1109, 187782), (1578, 131971), (1841, 113118), (2218, 93891), (3327, 62594), (3682, 56559), (4471, 46578), (5523, 37706), (6654, 31297), (7763, 26826), (8942, 23289), (11046, 18853), (13413, 15526)]