86905419

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{1987}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 118325760

約数和(自身を除く): 31420341

約数列:

[1, 3, 61, 183, 239, 717, 1987, 5961, 14579, 43737, 121207, 363621, 474893, 1424679, 28968473, 86905419]

約数ペア:

[(1, 86905419), (3, 28968473), (61, 1424679), (183, 474893), (239, 363621), (717, 121207), (1987, 43737), (5961, 14579)]