51549869

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12503}}^1$

素因数の和:12560

約数の個数: 16

約数和(自身を含む): 64020480

約数和(自身を除く): 12470611

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 12503, 87521, 237557, 387593, 1662899, 2713151, 7364267, 51549869]

約数ペア:

[(1, 51549869), (7, 7364267), (19, 2713151), (31, 1662899), (133, 387593), (217, 237557), (589, 87521), (4123, 12503)]