9903509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3137}}^1$

素因数の和:3196

約数の個数: 16

約数和(自身を含む): 12652416

約数和(自身を除く): 2748907

約数列:

[1, 7, 11, 41, 77, 287, 451, 3137, 3157, 21959, 34507, 128617, 241549, 900319, 1414787, 9903509]

約数ペア:

[(1, 9903509), (7, 1414787), (11, 900319), (41, 241549), (77, 128617), (287, 34507), (451, 21959), (3137, 3157)]