64035387

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{757}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 102724160

約数和(自身を除く): 38688773

約数列:

[1, 3, 9, 13, 27, 39, 117, 241, 351, 723, 757, 2169, 2271, 3133, 6507, 6813, 9399, 9841, 20439, 28197, 29523, 84591, 88569, 182437, 265707, 547311, 1641933, 2371681, 4925799, 7115043, 21345129, 64035387]

約数ペア:

[(1, 64035387), (3, 21345129), (9, 7115043), (13, 4925799), (27, 2371681), (39, 1641933), (117, 547311), (241, 265707), (351, 182437), (723, 88569), (757, 84591), (2169, 29523), (2271, 28197), (3133, 20439), (6507, 9841), (6813, 9399)]