64156743

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9887}}^1$

素因数の和:10003

約数の個数: 24

約数和(自身を含む): 106948608

約数和(自身を除く): 42791865

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 9887, 29661, 69209, 88983, 207627, 622881, 1018361, 3055083, 7128527, 9165249, 21385581, 64156743]

約数ペア:

[(1, 64156743), (3, 21385581), (7, 9165249), (9, 7128527), (21, 3055083), (63, 1018361), (103, 622881), (309, 207627), (721, 88983), (927, 69209), (2163, 29661), (6489, 9887)]