131330514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{72719}}^1$

素因数の和:72774

約数の個数: 32

約数和(自身を含む): 307169280

約数和(自身を除く): 175838766

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 72719, 145438, 218157, 436314, 509033, 1018066, 1527099, 3054198, 3126917, 6253834, 9380751, 18761502, 21888419, 43776838, 65665257, 131330514]

約数ペア:

[(1, 131330514), (2, 65665257), (3, 43776838), (6, 21888419), (7, 18761502), (14, 9380751), (21, 6253834), (42, 3126917), (43, 3054198), (86, 1527099), (129, 1018066), (258, 509033), (301, 436314), (602, 218157), (903, 145438), (1806, 72719)]