268793847

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1801}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 467770368

約数和(自身を除く): 198976521

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 103, 161, 207, 309, 483, 721, 927, 1449, 1801, 2163, 2369, 5403, 6489, 7107, 12607, 16209, 16583, 21321, 37821, 41423, 49749, 113463, 124269, 149247, 185503, 289961, 372807, 556509, 869883, 1298521, 1669527, 2609649, 3895563, 4266569, 11686689, 12799707, 29865983, 38399121, 89597949, 268793847]

約数ペア:

[(1, 268793847), (3, 89597949), (7, 38399121), (9, 29865983), (21, 12799707), (23, 11686689), (63, 4266569), (69, 3895563), (103, 2609649), (161, 1669527), (207, 1298521), (309, 869883), (483, 556509), (721, 372807), (927, 289961), (1449, 185503), (1801, 149247), (2163, 124269), (2369, 113463), (5403, 49749), (6489, 41423), (7107, 37821), (12607, 21321), (16209, 16583)]