1231887363

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3087437}}^1$

素因数の和:3087466

約数の個数: 16

約数和(自身を含む): 1975960320

約数和(自身を除く): 744072957

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3087437, 9262311, 21612059, 58661303, 64836177, 175983909, 410629121, 1231887363]

約数ペア:

[(1, 1231887363), (3, 410629121), (7, 175983909), (19, 64836177), (21, 58661303), (57, 21612059), (133, 9262311), (399, 3087437)]