13780599

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4721}}^1$

素因数の和:4870

約数の個数: 16

約数和(自身を含む): 21154560

約数和(自身を除く): 7373961

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 4721, 14163, 33047, 99141, 656219, 1968657, 4593533, 13780599]

約数ペア:

[(1, 13780599), (3, 4593533), (7, 1968657), (21, 656219), (139, 99141), (417, 33047), (973, 14163), (2919, 4721)]