30901885

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 46080000

約数和(自身を除く): 15178115

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 1499, 2945, 4123, 7495, 10493, 20615, 28481, 46469, 52465, 142405, 199367, 232345, 325283, 882911, 996835, 1626415, 4414555, 6180377, 30901885]

約数ペア:

[(1, 30901885), (5, 6180377), (7, 4414555), (19, 1626415), (31, 996835), (35, 882911), (95, 325283), (133, 232345), (155, 199367), (217, 142405), (589, 52465), (665, 46469), (1085, 28481), (1499, 20615), (2945, 10493), (4123, 7495)]