28970811

素因数分解:

$3^3\times {\mathrm{683}}^1\times {\mathrm{1571}}^1$

素因数の和:2263

約数の個数: 16

約数和(自身を含む): 43009920

約数和(自身を除く): 14039109

約数列:

[1, 3, 9, 27, 683, 1571, 2049, 4713, 6147, 14139, 18441, 42417, 1072993, 3218979, 9656937, 28970811]

約数ペア:

[(1, 28970811), (3, 9656937), (9, 3218979), (27, 1072993), (683, 42417), (1571, 18441), (2049, 14139), (4713, 6147)]