2019408909

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{28817}}^1$

素因数の和:28945

約数の個数: 32

約数和(自身を含む): 3187040256

約数和(自身を除く): 1167631347

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 497, 987, 1491, 3337, 10011, 23359, 28817, 70077, 86451, 201719, 605157, 1354399, 2046007, 4063197, 6138021, 9480793, 14322049, 28442379, 42966147, 96162329, 288486987, 673136303, 2019408909]

約数ペア:

[(1, 2019408909), (3, 673136303), (7, 288486987), (21, 96162329), (47, 42966147), (71, 28442379), (141, 14322049), (213, 9480793), (329, 6138021), (497, 4063197), (987, 2046007), (1491, 1354399), (3337, 605157), (10011, 201719), (23359, 86451), (28817, 70077)]