15242591

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 5078689

約数列:

[1, 7, 13, 17, 59, 91, 119, 167, 221, 413, 767, 1003, 1169, 1547, 2171, 2839, 5369, 7021, 9853, 13039, 15197, 19873, 36907, 68971, 91273, 128089, 167501, 258349, 896623, 1172507, 2177513, 15242591]

約数ペア:

[(1, 15242591), (7, 2177513), (13, 1172507), (17, 896623), (59, 258349), (91, 167501), (119, 128089), (167, 91273), (221, 68971), (413, 36907), (767, 19873), (1003, 15197), (1169, 13039), (1547, 9853), (2171, 7021), (2839, 5369)]