16805907

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{7879}}^1$

素因数の和:7967

約数の個数: 16

約数和(自身を含む): 25216000

約数和(自身を除く): 8410093

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 7879, 23637, 70911, 212733, 622441, 1867323, 5601969, 16805907]

約数ペア:

[(1, 16805907), (3, 5601969), (9, 1867323), (27, 622441), (79, 212733), (237, 70911), (711, 23637), (2133, 7879)]