871330256

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{2089}}^1$

素因数の和:2427

約数の個数: 40

約数和(自身を含む): 1710456000

約数和(自身を除く): 839125744

約数列:

[1, 2, 4, 8, 16, 131, 199, 262, 398, 524, 796, 1048, 1592, 2089, 2096, 3184, 4178, 8356, 16712, 26069, 33424, 52138, 104276, 208552, 273659, 415711, 417104, 547318, 831422, 1094636, 1662844, 2189272, 3325688, 4378544, 6651376, 54458141, 108916282, 217832564, 435665128, 871330256]

約数ペア:

[(1, 871330256), (2, 435665128), (4, 217832564), (8, 108916282), (16, 54458141), (131, 6651376), (199, 4378544), (262, 3325688), (398, 2189272), (524, 1662844), (796, 1094636), (1048, 831422), (1592, 547318), (2089, 417104), (2096, 415711), (3184, 273659), (4178, 208552), (8356, 104276), (16712, 52138), (26069, 33424)]