78912141

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1361}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 131798016

約数和(自身を除く): 52885875

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 251, 753, 1361, 1757, 2761, 4083, 5271, 8283, 9527, 14971, 19327, 28581, 44913, 57981, 104797, 314391, 341611, 1024833, 2391277, 3757721, 7173831, 11273163, 26304047, 78912141]

約数ペア:

[(1, 78912141), (3, 26304047), (7, 11273163), (11, 7173831), (21, 3757721), (33, 2391277), (77, 1024833), (231, 341611), (251, 314391), (753, 104797), (1361, 57981), (1757, 44913), (2761, 28581), (4083, 19327), (5271, 14971), (8283, 9527)]