172769278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{30557}}^1$

素因数の和:30827

約数の個数: 16

約数和(自身を含む): 283822704

約数和(自身を除く): 111053426

約数列:

[1, 2, 11, 22, 257, 514, 2827, 5654, 30557, 61114, 336127, 672254, 7853149, 15706298, 86384639, 172769278]

約数ペア:

[(1, 172769278), (2, 86384639), (11, 15706298), (22, 7853149), (257, 672254), (514, 336127), (2827, 61114), (5654, 30557)]