47720565

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28661}}^1$

素因数の和:28709

約数の個数: 24

約数和(自身を含む): 84954168

約数和(自身を除く): 37233603

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 28661, 85983, 143305, 257949, 429915, 1060457, 1289745, 3181371, 5302285, 9544113, 15906855, 47720565]

約数ペア:

[(1, 47720565), (3, 15906855), (5, 9544113), (9, 5302285), (15, 3181371), (37, 1289745), (45, 1060457), (111, 429915), (185, 257949), (333, 143305), (555, 85983), (1665, 28661)]