208042593

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 309184512

約数和(自身を除く): 101141919

約数列:

[1, 3, 11, 33, 97, 103, 291, 309, 631, 1067, 1133, 1893, 3201, 3399, 6941, 9991, 20823, 29973, 61207, 64993, 109901, 183621, 194979, 329703, 673277, 714923, 2019831, 2144769, 6304321, 18912963, 69347531, 208042593]

約数ペア:

[(1, 208042593), (3, 69347531), (11, 18912963), (33, 6304321), (97, 2144769), (103, 2019831), (291, 714923), (309, 673277), (631, 329703), (1067, 194979), (1133, 183621), (1893, 109901), (3201, 64993), (3399, 61207), (6941, 29973), (9991, 20823)]