71405523

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10211}}^1$

素因数の和:10264

約数の個数: 32

約数和(自身を含む): 124177920

約数和(自身を除く): 52772397

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 6993, 10211, 30633, 71477, 91899, 214431, 275697, 377807, 643293, 1133421, 1929879, 2644649, 3400263, 7933947, 10200789, 23801841, 71405523]

約数ペア:

[(1, 71405523), (3, 23801841), (7, 10200789), (9, 7933947), (21, 3400263), (27, 2644649), (37, 1929879), (63, 1133421), (111, 643293), (189, 377807), (259, 275697), (333, 214431), (777, 91899), (999, 71477), (2331, 30633), (6993, 10211)]