205715994

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{3637}}^1$

素因数の和:4510

約数の個数: 32

約数和(自身を含む): 449482176

約数和(自身を除く): 243766182

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 857, 1714, 2571, 3637, 5142, 7274, 9427, 10911, 18854, 21822, 28281, 40007, 56562, 80014, 120021, 240042, 3116909, 6233818, 9350727, 18701454, 34285999, 68571998, 102857997, 205715994]

約数ペア:

[(1, 205715994), (2, 102857997), (3, 68571998), (6, 34285999), (11, 18701454), (22, 9350727), (33, 6233818), (66, 3116909), (857, 240042), (1714, 120021), (2571, 80014), (3637, 56562), (5142, 40007), (7274, 28281), (9427, 21822), (10911, 18854)]