1914916026815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5881}}^1\times {\mathrm{83383}}^1$

素因数の和:89351

約数の個数: 32

約数和(自身を含む): 2542568942592

約数和(自身を除く): 627652915777

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5881, 29405, 64691, 83383, 323455, 416915, 417551, 917213, 2087755, 4586065, 4593061, 5920193, 22965305, 29600965, 65122123, 325610615, 490375423, 2451877115, 5394129653, 26970648265, 34816655033, 174083275165, 382983205363, 1914916026815]

約数ペア:

[(1, 1914916026815), (5, 382983205363), (11, 174083275165), (55, 34816655033), (71, 26970648265), (355, 5394129653), (781, 2451877115), (3905, 490375423), (5881, 325610615), (29405, 65122123), (64691, 29600965), (83383, 22965305), (323455, 5920193), (416915, 4593061), (417551, 4586065), (917213, 2087755)]