16438639

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 19491840

約数和(自身を除く): 3053201

約数列:

[1, 7, 53, 59, 371, 413, 751, 3127, 5257, 21889, 39803, 44309, 278621, 310163, 2348377, 16438639]

約数ペア:

[(1, 16438639), (7, 2348377), (53, 310163), (59, 278621), (371, 44309), (413, 39803), (751, 21889), (3127, 5257)]