278697983

素因数分解:

${\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 298943136

約数和(自身を除く): 20245153

約数列:

[1, 17, 173, 193, 491, 2941, 3281, 8347, 33389, 84943, 94763, 567613, 1444031, 1610971, 16393999, 278697983]

約数ペア:

[(1, 278697983), (17, 16393999), (173, 1610971), (193, 1444031), (491, 567613), (2941, 94763), (3281, 84943), (8347, 33389)]