201999879

素因数分解:

$3^3\times {\mathrm{1373}}^1\times {\mathrm{5449}}^1$

素因数の和:6831

約数の個数: 16

約数和(自身を含む): 299532000

約数和(自身を除く): 97532121

約数列:

[1, 3, 9, 27, 1373, 4119, 5449, 12357, 16347, 37071, 49041, 147123, 7481477, 22444431, 67333293, 201999879]

約数ペア:

[(1, 201999879), (3, 67333293), (9, 22444431), (27, 7481477), (1373, 147123), (4119, 49041), (5449, 37071), (12357, 16347)]