12981766

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1108

約数の個数: 24

約数和(自身を含む): 22838760

約数和(自身を除く): 9856994

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 953, 973, 1906, 1946, 6671, 6811, 13342, 13622, 46697, 93394, 132467, 264934, 927269, 1854538, 6490883, 12981766]

約数ペア:

[(1, 12981766), (2, 6490883), (7, 1854538), (14, 927269), (49, 264934), (98, 132467), (139, 93394), (278, 46697), (953, 13622), (973, 13342), (1906, 6811), (1946, 6671)]