13247703

素因数分解:

$3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{479}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 21964800

約数和(自身を除く): 8717097

約数列:

[1, 3, 7, 9, 21, 63, 439, 479, 1317, 1437, 3073, 3353, 3951, 4311, 9219, 10059, 27657, 30177, 210281, 630843, 1471967, 1892529, 4415901, 13247703]

約数ペア:

[(1, 13247703), (3, 4415901), (7, 1892529), (9, 1471967), (21, 630843), (63, 210281), (439, 30177), (479, 27657), (1317, 10059), (1437, 9219), (3073, 4311), (3353, 3951)]