239971886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{2729}}^1$

素因数の和:3320

約数の個数: 32

約数和(自身を含む): 449729280

約数和(自身を除く): 209757394

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 571, 1142, 2729, 3997, 5458, 6281, 7994, 12562, 19103, 30019, 38206, 43967, 60038, 87934, 210133, 420266, 1558259, 3116518, 10907813, 17140849, 21815626, 34281698, 119985943, 239971886]

約数ペア:

[(1, 239971886), (2, 119985943), (7, 34281698), (11, 21815626), (14, 17140849), (22, 10907813), (77, 3116518), (154, 1558259), (571, 420266), (1142, 210133), (2729, 87934), (3997, 60038), (5458, 43967), (6281, 38206), (7994, 30019), (12562, 19103)]