81851434

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{254197}}^1$

素因数の和:254229

約数の個数: 16

約数和(自身を含む): 146418048

約数和(自身を除く): 64566614

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 254197, 508394, 1779379, 3558758, 5846531, 11693062, 40925717, 81851434]

約数ペア:

[(1, 81851434), (2, 40925717), (7, 11693062), (14, 5846531), (23, 3558758), (46, 1779379), (161, 508394), (322, 254197)]