13401945

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{691}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 23317632

約数和(自身を除く): 9915687

約数列:

[1, 3, 5, 9, 15, 45, 431, 691, 1293, 2073, 2155, 3455, 3879, 6219, 6465, 10365, 19395, 31095, 297821, 893463, 1489105, 2680389, 4467315, 13401945]

約数ペア:

[(1, 13401945), (3, 4467315), (5, 2680389), (9, 1489105), (15, 893463), (45, 297821), (431, 31095), (691, 19395), (1293, 10365), (2073, 6465), (2155, 6219), (3455, 3879)]