28697977

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1501

約数の個数: 24

約数和(自身を含む): 37428480

約数和(自身を除く): 8730503

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1439, 1813, 2849, 10073, 15829, 19943, 53243, 70511, 110803, 372701, 585673, 775621, 2608907, 4099711, 28697977]

約数ペア:

[(1, 28697977), (7, 4099711), (11, 2608907), (37, 775621), (49, 585673), (77, 372701), (259, 110803), (407, 70511), (539, 53243), (1439, 19943), (1813, 15829), (2849, 10073)]