130400123

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 156499200

約数和(自身を除く): 26099077

約数列:

[1, 7, 43, 49, 199, 301, 311, 1393, 2107, 2177, 8557, 9751, 13373, 15239, 59899, 61889, 93611, 419293, 433223, 655277, 2661227, 3032561, 18628589, 130400123]

約数ペア:

[(1, 130400123), (7, 18628589), (43, 3032561), (49, 2661227), (199, 655277), (301, 433223), (311, 419293), (1393, 93611), (2107, 61889), (2177, 59899), (8557, 15239), (9751, 13373)]