201516471

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1009}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 322392000

約数和(自身を除く): 120875529

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 569, 1009, 1707, 3027, 5121, 7397, 9081, 13117, 15363, 22191, 27243, 39351, 66573, 118053, 199719, 354159, 574121, 1722363, 5167089, 7463573, 15501267, 22390719, 67172157, 201516471]

約数ペア:

[(1, 201516471), (3, 67172157), (9, 22390719), (13, 15501267), (27, 7463573), (39, 5167089), (117, 1722363), (351, 574121), (569, 354159), (1009, 199719), (1707, 118053), (3027, 66573), (5121, 39351), (7397, 27243), (9081, 22191), (13117, 15363)]