81273537

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{10789}}^1$

素因数の和:10835

約数の個数: 24

約数和(自身を含む): 125681920

約数和(自身を除く): 44408383

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 7533, 10789, 32367, 97101, 291303, 334459, 873909, 1003377, 2621727, 3010131, 9030393, 27091179, 81273537]

約数ペア:

[(1, 81273537), (3, 27091179), (9, 9030393), (27, 3010131), (31, 2621727), (81, 1003377), (93, 873909), (243, 334459), (279, 291303), (837, 97101), (2511, 32367), (7533, 10789)]