28736523

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 42481920

約数和(自身を除く): 13745397

約数列:

[1, 3, 9, 73, 191, 219, 229, 573, 657, 687, 1719, 2061, 13943, 16717, 41829, 43739, 50151, 125487, 131217, 150453, 393651, 3192947, 9578841, 28736523]

約数ペア:

[(1, 28736523), (3, 9578841), (9, 3192947), (73, 393651), (191, 150453), (219, 131217), (229, 125487), (573, 50151), (657, 43739), (687, 41829), (1719, 16717), (2061, 13943)]