28025247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21377}}^1$

素因数の和:21422

約数の個数: 16

約数和(自身を含む): 41045760

約数和(自身を除く): 13020513

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 21377, 64131, 406163, 491671, 1218489, 1475013, 9341749, 28025247]

約数ペア:

[(1, 28025247), (3, 9341749), (19, 1475013), (23, 1218489), (57, 491671), (69, 406163), (437, 64131), (1311, 21377)]