389630786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{128761}}^1$

素因数の和:128869

約数の個数: 16

約数和(自身を含む): 625783320

約数和(自身を除く): 236152534

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 128761, 257522, 2188937, 4377874, 11459729, 22919458, 194815393, 389630786]

約数ペア:

[(1, 389630786), (2, 194815393), (17, 22919458), (34, 11459729), (89, 4377874), (178, 2188937), (1513, 257522), (3026, 128761)]