13750009

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 17392320

約数和(自身を除く): 3642311

約数列:

[1, 7, 13, 59, 91, 169, 197, 413, 767, 1183, 1379, 2561, 5369, 9971, 11623, 17927, 33293, 69797, 81361, 151099, 233051, 1057693, 1964287, 13750009]

約数ペア:

[(1, 13750009), (7, 1964287), (13, 1057693), (59, 233051), (91, 151099), (169, 81361), (197, 69797), (413, 33293), (767, 17927), (1183, 11623), (1379, 9971), (2561, 5369)]