209216663571

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{270653}}^1$

素因数の和:271355

約数の個数: 32

約数和(自身を含む): 308675473920

約数和(自身を除く): 99458810349

約数列:

[1, 3, 17, 23, 51, 69, 391, 659, 1173, 1977, 11203, 15157, 33609, 45471, 257669, 270653, 773007, 811959, 4601101, 6225019, 13803303, 18675057, 105825323, 178360327, 317475969, 535080981, 3032125559, 4102287521, 9096376677, 12306862563, 69738887857, 209216663571]

約数ペア:

[(1, 209216663571), (3, 69738887857), (17, 12306862563), (23, 9096376677), (51, 4102287521), (69, 3032125559), (391, 535080981), (659, 317475969), (1173, 178360327), (1977, 105825323), (11203, 18675057), (15157, 13803303), (33609, 6225019), (45471, 4601101), (257669, 811959), (270653, 773007)]