71365131

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 111560064

約数和(自身を除く): 40194933

約数列:

[1, 3, 9, 27, 31, 81, 93, 97, 279, 291, 293, 837, 873, 879, 2511, 2619, 2637, 3007, 7857, 7911, 9021, 9083, 23733, 27063, 27249, 28421, 81189, 81747, 85263, 243567, 245241, 255789, 735723, 767367, 881051, 2302101, 2643153, 7929459, 23788377, 71365131]

約数ペア:

[(1, 71365131), (3, 23788377), (9, 7929459), (27, 2643153), (31, 2302101), (81, 881051), (93, 767367), (97, 735723), (279, 255789), (291, 245241), (293, 243567), (837, 85263), (873, 81747), (879, 81189), (2511, 28421), (2619, 27249), (2637, 27063), (3007, 23733), (7857, 9083), (7911, 9021)]