207781886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{4973}}^1$

素因数の和:6595

約数の個数: 16

約数和(自身を含む): 335924064

約数和(自身を除く): 128142178

約数列:

[1, 2, 13, 26, 1607, 3214, 4973, 9946, 20891, 41782, 64649, 129298, 7991611, 15983222, 103890943, 207781886]

約数ペア:

[(1, 207781886), (2, 103890943), (13, 15983222), (26, 7991611), (1607, 129298), (3214, 64649), (4973, 41782), (9946, 20891)]