1900908081

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{307}}^2$

素因数の和:712

約数の個数: 36

約数和(自身を含む): 2891174832

約数和(自身を除く): 990266751

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 307, 747, 921, 2241, 2763, 6723, 8289, 20169, 24867, 25481, 74601, 76443, 94249, 229329, 282747, 687987, 848241, 2063961, 2544723, 6191883, 7634169, 7822667, 22902507, 23468001, 70404003, 211212009, 633636027, 1900908081]

約数ペア:

[(1, 1900908081), (3, 633636027), (9, 211212009), (27, 70404003), (81, 23468001), (83, 22902507), (243, 7822667), (249, 7634169), (307, 6191883), (747, 2544723), (921, 2063961), (2241, 848241), (2763, 687987), (6723, 282747), (8289, 229329), (20169, 94249), (24867, 76443), (25481, 74601)]