199601781

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{2689}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 269860800

約数和(自身を除く): 70259019

約数列:

[1, 3, 109, 227, 327, 681, 2689, 8067, 24743, 74229, 293101, 610403, 879303, 1831209, 66533927, 199601781]

約数ペア:

[(1, 199601781), (3, 66533927), (109, 1831209), (227, 879303), (327, 610403), (681, 293101), (2689, 74229), (8067, 24743)]