42886719

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{4001}}^1$

素因数の和:4407

約数の個数: 16

約数和(自身を含む): 63711840

約数和(自身を除く): 20825121

約数列:

[1, 3, 9, 27, 397, 1191, 3573, 4001, 10719, 12003, 36009, 108027, 1588397, 4765191, 14295573, 42886719]

約数ペア:

[(1, 42886719), (3, 14295573), (9, 4765191), (27, 1588397), (397, 108027), (1191, 36009), (3573, 12003), (4001, 10719)]