8371191

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 12752640

約数和(自身を除く): 4381449

約数列:

[1, 3, 17, 19, 51, 53, 57, 159, 163, 323, 489, 901, 969, 1007, 2703, 2771, 3021, 3097, 8313, 8639, 9291, 17119, 25917, 51357, 52649, 146863, 157947, 164141, 440589, 492423, 2790397, 8371191]

約数ペア:

[(1, 8371191), (3, 2790397), (17, 492423), (19, 440589), (51, 164141), (53, 157947), (57, 146863), (159, 52649), (163, 51357), (323, 25917), (489, 17119), (901, 9291), (969, 8639), (1007, 8313), (2703, 3097), (2771, 3021)]