7970391

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:604

約数の個数: 36

約数和(自身を含む): 13652184

約数和(自身を除く): 5681793

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 563, 1089, 1287, 1573, 1689, 4719, 5067, 6193, 7319, 14157, 18579, 21957, 55737, 65871, 68123, 80509, 204369, 241527, 613107, 724581, 885599, 2656797, 7970391]

約数ペア:

[(1, 7970391), (3, 2656797), (9, 885599), (11, 724581), (13, 613107), (33, 241527), (39, 204369), (99, 80509), (117, 68123), (121, 65871), (143, 55737), (363, 21957), (429, 18579), (563, 14157), (1089, 7319), (1287, 6193), (1573, 5067), (1689, 4719)]