199757961

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{569111}}^1$

素因数の和:569133

約数の個数: 16

約数和(自身を含む): 318702720

約数和(自身を除く): 118944759

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 569111, 1707333, 5121999, 7398443, 15365997, 22195329, 66585987, 199757961]

約数ペア:

[(1, 199757961), (3, 66585987), (9, 22195329), (13, 15365997), (27, 7398443), (39, 5121999), (117, 1707333), (351, 569111)]