127872861

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2869

約数の個数: 32

約数和(自身を含む): 192844800

約数和(自身を除く): 64971939

約数列:

[1, 3, 17, 29, 31, 51, 87, 93, 493, 527, 899, 1479, 1581, 2697, 2789, 8367, 15283, 45849, 47413, 80881, 86459, 142239, 242643, 259377, 1374977, 1469803, 2507311, 4124931, 4409409, 7521933, 42624287, 127872861]

約数ペア:

[(1, 127872861), (3, 42624287), (17, 7521933), (29, 4409409), (31, 4124931), (51, 2507311), (87, 1469803), (93, 1374977), (493, 259377), (527, 242643), (899, 142239), (1479, 86459), (1581, 80881), (2697, 47413), (2789, 45849), (8367, 15283)]