208105079

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{4091}}^1$

素因数の和:4167

約数の個数: 24

約数和(自身を含む): 263590272

約数和(自身を除く): 55485193

約数列:

[1, 7, 13, 43, 91, 169, 301, 559, 1183, 3913, 4091, 7267, 28637, 50869, 53183, 175913, 372281, 691379, 1231391, 2286869, 4839653, 16008083, 29729297, 208105079]

約数ペア:

[(1, 208105079), (7, 29729297), (13, 16008083), (43, 4839653), (91, 2286869), (169, 1231391), (301, 691379), (559, 372281), (1183, 175913), (3913, 53183), (4091, 50869), (7267, 28637)]