13288457

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 17390016

約数和(自身を除く): 4101559

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 907, 1127, 2093, 6349, 11791, 14651, 20861, 44443, 82537, 146027, 271193, 577759, 1022189, 1898351, 13288457]

約数ペア:

[(1, 13288457), (7, 1898351), (13, 1022189), (23, 577759), (49, 271193), (91, 146027), (161, 82537), (299, 44443), (637, 20861), (907, 14651), (1127, 11791), (2093, 6349)]