81902006

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{3533}}^1$

素因数の和:3775

約数の個数: 16

約数和(自身を含む): 125442864

約数和(自身を除く): 43540858

約数列:

[1, 2, 67, 134, 173, 346, 3533, 7066, 11591, 23182, 236711, 473422, 611209, 1222418, 40951003, 81902006]

約数ペア:

[(1, 81902006), (2, 40951003), (67, 1222418), (134, 611209), (173, 473422), (346, 236711), (3533, 23182), (7066, 11591)]