78867481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5147}}^1$

素因数の和:5364

約数の個数: 16

約数和(自身を含む): 98841600

約数和(自身を除く): 19974119

約数列:

[1, 7, 11, 77, 199, 1393, 2189, 5147, 15323, 36029, 56617, 396319, 1024253, 7169771, 11266783, 78867481]

約数ペア:

[(1, 78867481), (7, 11266783), (11, 7169771), (77, 1024253), (199, 396319), (1393, 56617), (2189, 36029), (5147, 15323)]