13686981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 22944768

約数和(自身を除く): 9257787

約数列:

[1, 3, 7, 11, 21, 33, 77, 193, 231, 307, 579, 921, 1351, 2123, 2149, 3377, 4053, 6369, 6447, 10131, 14861, 23639, 44583, 59251, 70917, 177753, 414757, 651761, 1244271, 1955283, 4562327, 13686981]

約数ペア:

[(1, 13686981), (3, 4562327), (7, 1955283), (11, 1244271), (21, 651761), (33, 414757), (77, 177753), (193, 70917), (231, 59251), (307, 44583), (579, 23639), (921, 14861), (1351, 10131), (2123, 6447), (2149, 6369), (3377, 4053)]