287805712

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{1031}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 568177920

約数和(自身を除く): 280372208

約数列:

[1, 2, 4, 8, 16, 73, 146, 239, 292, 478, 584, 956, 1031, 1168, 1912, 2062, 3824, 4124, 8248, 16496, 17447, 34894, 69788, 75263, 139576, 150526, 246409, 279152, 301052, 492818, 602104, 985636, 1204208, 1971272, 3942544, 17987857, 35975714, 71951428, 143902856, 287805712]

約数ペア:

[(1, 287805712), (2, 143902856), (4, 71951428), (8, 35975714), (16, 17987857), (73, 3942544), (146, 1971272), (239, 1204208), (292, 985636), (478, 602104), (584, 492818), (956, 301052), (1031, 279152), (1168, 246409), (1912, 150526), (2062, 139576), (3824, 75263), (4124, 69788), (8248, 34894), (16496, 17447)]