40931451

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{643}}^2$

素因数の和:1303

約数の個数: 18

約数和(自身を含む): 64598508

約数和(自身を除く): 23667057

約数列:

[1, 3, 9, 11, 33, 99, 643, 1929, 5787, 7073, 21219, 63657, 413449, 1240347, 3721041, 4547939, 13643817, 40931451]

約数ペア:

[(1, 40931451), (3, 13643817), (9, 4547939), (11, 3721041), (33, 1240347), (99, 413449), (643, 63657), (1929, 21219), (5787, 7073)]