508728708

素因数分解:

$2^2\times 3^3\times {\mathrm{239}}^1\times {\mathrm{19709}}^1$

素因数の和:19961

約数の個数: 48

約数和(自身を含む): 1324512000

約数和(自身を除く): 815783292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 239, 478, 717, 956, 1434, 2151, 2868, 4302, 6453, 8604, 12906, 19709, 25812, 39418, 59127, 78836, 118254, 177381, 236508, 354762, 532143, 709524, 1064286, 2128572, 4710451, 9420902, 14131353, 18841804, 28262706, 42394059, 56525412, 84788118, 127182177, 169576236, 254364354, 508728708]

約数ペア:

[(1, 508728708), (2, 254364354), (3, 169576236), (4, 127182177), (6, 84788118), (9, 56525412), (12, 42394059), (18, 28262706), (27, 18841804), (36, 14131353), (54, 9420902), (108, 4710451), (239, 2128572), (478, 1064286), (717, 709524), (956, 532143), (1434, 354762), (2151, 236508), (2868, 177381), (4302, 118254), (6453, 78836), (8604, 59127), (12906, 39418), (19709, 25812)]