55042821

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 88444224

約数和(自身を除く): 33401403

約数列:

[1, 3, 9, 17, 27, 51, 71, 81, 153, 213, 459, 563, 639, 1207, 1377, 1689, 1917, 3621, 5067, 5751, 9571, 10863, 15201, 28713, 32589, 39973, 45603, 86139, 97767, 119919, 258417, 359757, 679541, 775251, 1079271, 2038623, 3237813, 6115869, 18347607, 55042821]

約数ペア:

[(1, 55042821), (3, 18347607), (9, 6115869), (17, 3237813), (27, 2038623), (51, 1079271), (71, 775251), (81, 679541), (153, 359757), (213, 258417), (459, 119919), (563, 97767), (639, 86139), (1207, 45603), (1377, 39973), (1689, 32589), (1917, 28713), (3621, 15201), (5067, 10863), (5751, 9571)]