12128005

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 15148224

約数和(自身を除く): 3020219

約数列:

[1, 5, 41, 67, 205, 335, 883, 2747, 4415, 13735, 36203, 59161, 181015, 295805, 2425601, 12128005]

約数ペア:

[(1, 12128005), (5, 2425601), (41, 295805), (67, 181015), (205, 59161), (335, 36203), (883, 13735), (2747, 4415)]