9998075

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 12951552

約数和(自身を除く): 2953477

約数列:

[1, 5, 25, 47, 67, 127, 235, 335, 635, 1175, 1675, 3149, 3175, 5969, 8509, 15745, 29845, 42545, 78725, 149225, 212725, 399923, 1999615, 9998075]

約数ペア:

[(1, 9998075), (5, 1999615), (25, 399923), (47, 212725), (67, 149225), (127, 78725), (235, 42545), (335, 29845), (635, 15745), (1175, 8509), (1675, 5969), (3149, 3175)]