212536478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{2417}}^1$

素因数の和:3008

約数の個数: 32

約数和(自身を含む): 398331648

約数和(自身を除く): 185795170

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 571, 1142, 2417, 3997, 4834, 6281, 7994, 12562, 16919, 26587, 33838, 43967, 53174, 87934, 186109, 372218, 1380107, 2760214, 9660749, 15181177, 19321498, 30362354, 106268239, 212536478]

約数ペア:

[(1, 212536478), (2, 106268239), (7, 30362354), (11, 19321498), (14, 15181177), (22, 9660749), (77, 2760214), (154, 1380107), (571, 372218), (1142, 186109), (2417, 87934), (3997, 53174), (4834, 43967), (6281, 33838), (7994, 26587), (12562, 16919)]