15227219

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 18278400

約数和(自身を除く): 3051181

約数列:

[1, 7, 23, 161, 271, 349, 1897, 2443, 6233, 8027, 43631, 56189, 94579, 662053, 2175317, 15227219]

約数ペア:

[(1, 15227219), (7, 2175317), (23, 662053), (161, 94579), (271, 56189), (349, 43631), (1897, 8027), (2443, 6233)]