1307831211

素因数分解:

$3^3\times {\mathrm{2423}}^1\times {\mathrm{19991}}^1$

素因数の和:22423

約数の個数: 16

約数和(自身を含む): 1938424320

約数和(自身を除く): 630593109

約数列:

[1, 3, 9, 27, 2423, 7269, 19991, 21807, 59973, 65421, 179919, 539757, 48438193, 145314579, 435943737, 1307831211]

約数ペア:

[(1, 1307831211), (3, 435943737), (9, 145314579), (27, 48438193), (2423, 539757), (7269, 179919), (19991, 65421), (21807, 59973)]