12689726

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4177}}^1$

素因数の和:4224

約数の個数: 24

約数和(自身を含む): 22862016

約数和(自身を除く): 10172290

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 4177, 8354, 29239, 58478, 129487, 204673, 258974, 409346, 906409, 1812818, 6344863, 12689726]

約数ペア:

[(1, 12689726), (2, 6344863), (7, 1812818), (14, 906409), (31, 409346), (49, 258974), (62, 204673), (98, 129487), (217, 58478), (434, 29239), (1519, 8354), (3038, 4177)]