81253006

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{15383}}^1$

素因数の和:15543

約数の個数: 16

約数和(自身を含む): 129225600

約数和(自身を除く): 47972594

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 15383, 30766, 292277, 584554, 2138237, 4276474, 40626503, 81253006]

約数ペア:

[(1, 81253006), (2, 40626503), (19, 4276474), (38, 2138237), (139, 584554), (278, 292277), (2641, 30766), (5282, 15383)]