128401847

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1\times {\mathrm{1327}}^1$

素因数の和:1958

約数の個数: 16

約数和(自身を含む): 153495552

約数和(自身を除く): 25093705

約数列:

[1, 7, 23, 161, 601, 1327, 4207, 9289, 13823, 30521, 96761, 213647, 797527, 5582689, 18343121, 128401847]

約数ペア:

[(1, 128401847), (7, 18343121), (23, 5582689), (161, 797527), (601, 213647), (1327, 96761), (4207, 30521), (9289, 13823)]