128214831

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 186842880

約数和(自身を除く): 58628049

約数列:

[1, 3, 19, 41, 57, 83, 123, 249, 661, 779, 1577, 1983, 2337, 3403, 4731, 10209, 12559, 27101, 37677, 54863, 64657, 81303, 164589, 193971, 514919, 1042397, 1544757, 2249383, 3127191, 6748149, 42738277, 128214831]

約数ペア:

[(1, 128214831), (3, 42738277), (19, 6748149), (41, 3127191), (57, 2249383), (83, 1544757), (123, 1042397), (249, 514919), (661, 193971), (779, 164589), (1577, 81303), (1983, 64657), (2337, 54863), (3403, 37677), (4731, 27101), (10209, 12559)]