47397777

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61001}}^1$

素因数の和:61048

約数の個数: 16

約数和(自身を含む): 74178432

約数和(自身を除く): 26780655

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 61001, 183003, 427007, 1281021, 2257037, 6771111, 15799259, 47397777]

約数ペア:

[(1, 47397777), (3, 15799259), (7, 6771111), (21, 2257037), (37, 1281021), (111, 427007), (259, 183003), (777, 61001)]