13936405

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1103}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 20189952

約数和(自身を除く): 6253547

約数列:

[1, 5, 7, 19, 35, 95, 133, 361, 665, 1103, 1805, 2527, 5515, 7721, 12635, 20957, 38605, 104785, 146699, 398183, 733495, 1990915, 2787281, 13936405]

約数ペア:

[(1, 13936405), (5, 2787281), (7, 1990915), (19, 733495), (35, 398183), (95, 146699), (133, 104785), (361, 38605), (665, 20957), (1103, 12635), (1805, 7721), (2527, 5515)]