28707749

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4349}}^1$

素因数の和:4420

約数の個数: 16

約数和(自身を含む): 35078400

約数和(自身を除く): 6370651

約数列:

[1, 7, 23, 41, 161, 287, 943, 4349, 6601, 30443, 100027, 178309, 700189, 1248163, 4101107, 28707749]

約数ペア:

[(1, 28707749), (7, 4101107), (23, 1248163), (41, 700189), (161, 178309), (287, 100027), (943, 30443), (4349, 6601)]