81571338

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2099}}^1$

素因数の和:2251

約数の個数: 48

約数和(自身を含む): 188697600

約数和(自身を除く): 107126262

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 127, 153, 254, 306, 381, 762, 1143, 2099, 2159, 2286, 4198, 4318, 6297, 6477, 12594, 12954, 18891, 19431, 35683, 37782, 38862, 71366, 107049, 214098, 266573, 321147, 533146, 642294, 799719, 1599438, 2399157, 4531741, 4798314, 9063482, 13595223, 27190446, 40785669, 81571338]

約数ペア:

[(1, 81571338), (2, 40785669), (3, 27190446), (6, 13595223), (9, 9063482), (17, 4798314), (18, 4531741), (34, 2399157), (51, 1599438), (102, 799719), (127, 642294), (153, 533146), (254, 321147), (306, 266573), (381, 214098), (762, 107049), (1143, 71366), (2099, 38862), (2159, 37782), (2286, 35683), (4198, 19431), (4318, 18891), (6297, 12954), (6477, 12594)]