2912057785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{3221}}^1$

素因数の和:5233

約数の個数: 32

約数和(自身を含む): 4304385792

約数和(自身を除く): 1392328007

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1987, 3221, 9935, 13909, 16105, 22547, 25831, 41873, 69545, 112735, 129155, 180817, 209365, 293111, 904085, 1465555, 6400127, 32000635, 44800889, 83201651, 224004445, 416008255, 582411557, 2912057785]

約数ペア:

[(1, 2912057785), (5, 582411557), (7, 416008255), (13, 224004445), (35, 83201651), (65, 44800889), (91, 32000635), (455, 6400127), (1987, 1465555), (3221, 904085), (9935, 293111), (13909, 209365), (16105, 180817), (22547, 129155), (25831, 112735), (41873, 69545)]