47686779

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1321}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 81223680

約数和(自身を除く): 33536901

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 573, 1321, 1337, 1719, 3963, 4011, 5157, 9247, 11889, 12033, 27741, 35667, 36099, 83223, 249669, 252311, 756933, 1766177, 2270799, 5298531, 6812397, 15895593, 47686779]

約数ペア:

[(1, 47686779), (3, 15895593), (7, 6812397), (9, 5298531), (21, 2270799), (27, 1766177), (63, 756933), (189, 252311), (191, 249669), (573, 83223), (1321, 36099), (1337, 35667), (1719, 27741), (3963, 12033), (4011, 11889), (5157, 9247)]