9991407

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1627}}^1$

素因数の和:1742

約数の個数: 16

約数和(自身を含む): 14065920

約数和(自身を除く): 4074513

約数列:

[1, 3, 23, 69, 89, 267, 1627, 2047, 4881, 6141, 37421, 112263, 144803, 434409, 3330469, 9991407]

約数ペア:

[(1, 9991407), (3, 3330469), (23, 434409), (69, 144803), (89, 112263), (267, 37421), (1627, 6141), (2047, 4881)]