197889118

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{145721}}^1$

素因数の和:145827

約数の個数: 16

約数和(自身を含む): 342738144

約数和(自身を除く): 144849026

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 145721, 291442, 1020047, 2040094, 14134937, 28269874, 98944559, 197889118]

約数ペア:

[(1, 197889118), (2, 98944559), (7, 28269874), (14, 14134937), (97, 2040094), (194, 1020047), (679, 291442), (1358, 145721)]