80144259

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 122701824

約数和(自身を除く): 42557565

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 611, 897, 1081, 1833, 1901, 3243, 5703, 14053, 24713, 42159, 43723, 74139, 89347, 131169, 268041, 568399, 1161511, 1705197, 2054981, 3484533, 6164943, 26714753, 80144259]

約数ペア:

[(1, 80144259), (3, 26714753), (13, 6164943), (23, 3484533), (39, 2054981), (47, 1705197), (69, 1161511), (141, 568399), (299, 268041), (611, 131169), (897, 89347), (1081, 74139), (1833, 43723), (1901, 42159), (3243, 24713), (5703, 14053)]