79988909

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 110073600

約数和(自身を除く): 30084691

約数列:

[1, 7, 11, 13, 41, 77, 91, 143, 287, 451, 533, 1001, 1949, 3157, 3731, 5863, 13643, 21439, 25337, 41041, 79909, 150073, 177359, 278707, 559363, 878999, 1038817, 1950949, 6152993, 7271719, 11426987, 79988909]

約数ペア:

[(1, 79988909), (7, 11426987), (11, 7271719), (13, 6152993), (41, 1950949), (77, 1038817), (91, 878999), (143, 559363), (287, 278707), (451, 177359), (533, 150073), (1001, 79909), (1949, 41041), (3157, 25337), (3731, 21439), (5863, 13643)]