198571851

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{937}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 302561280

約数和(自身を除く): 103989429

約数列:

[1, 3, 9, 27, 47, 141, 167, 423, 501, 937, 1269, 1503, 2811, 4509, 7849, 8433, 23547, 25299, 44039, 70641, 132117, 156479, 211923, 396351, 469437, 1189053, 1408311, 4224933, 7354513, 22063539, 66190617, 198571851]

約数ペア:

[(1, 198571851), (3, 66190617), (9, 22063539), (27, 7354513), (47, 4224933), (141, 1408311), (167, 1189053), (423, 469437), (501, 396351), (937, 211923), (1269, 156479), (1503, 132117), (2811, 70641), (4509, 44039), (7849, 25299), (8433, 23547)]