215532254

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{3691}}^1$

素因数の和:3840

約数の個数: 32

約数和(自身を含む): 382077696

約数和(自身を除く): 166545442

約数列:

[1, 2, 7, 14, 43, 86, 97, 194, 301, 602, 679, 1358, 3691, 4171, 7382, 8342, 25837, 29197, 51674, 58394, 158713, 317426, 358027, 716054, 1110991, 2221982, 2506189, 5012378, 15395161, 30790322, 107766127, 215532254]

約数ペア:

[(1, 215532254), (2, 107766127), (7, 30790322), (14, 15395161), (43, 5012378), (86, 2506189), (97, 2221982), (194, 1110991), (301, 716054), (602, 358027), (679, 317426), (1358, 158713), (3691, 58394), (4171, 51674), (7382, 29197), (8342, 25837)]