47905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:96

約数の個数: 16

約数和(自身を含む): 68544

約数和(自身を除く): 20639

約数列:

[1, 5, 11, 13, 55, 65, 67, 143, 335, 715, 737, 871, 3685, 4355, 9581, 47905]

約数ペア:

[(1, 47905), (5, 9581), (11, 4355), (13, 3685), (55, 871), (65, 737), (67, 715), (143, 335)]