81876734

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{9319}}^1$

素因数の和:9535

約数の個数: 16

約数和(自身を含む): 128839680

約数和(自身を除く): 46962946

約数列:

[1, 2, 23, 46, 191, 382, 4393, 8786, 9319, 18638, 214337, 428674, 1779929, 3559858, 40938367, 81876734]

約数ペア:

[(1, 81876734), (2, 40938367), (23, 3559858), (46, 1779929), (191, 428674), (382, 214337), (4393, 18638), (8786, 9319)]