996989455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{36473}}^1$

素因数の和:36567

約数の個数: 32

約数和(自身を含む): 1512649728

約数和(自身を除く): 515660273

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 355, 385, 497, 781, 2485, 3905, 5467, 27335, 36473, 182365, 255311, 401203, 1276555, 2006015, 2589583, 2808421, 12947915, 14042105, 18127081, 28485413, 90635405, 142427065, 199397891, 996989455]

約数ペア:

[(1, 996989455), (5, 199397891), (7, 142427065), (11, 90635405), (35, 28485413), (55, 18127081), (71, 14042105), (77, 12947915), (355, 2808421), (385, 2589583), (497, 2006015), (781, 1276555), (2485, 401203), (3905, 255311), (5467, 182365), (27335, 36473)]