15706712007

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{17519}}^1$

素因数の和:17665

約数の個数: 72

約数和(自身を含む): 28041811200

約数和(自身を除く): 12335099193

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 107, 133, 147, 171, 321, 399, 441, 749, 931, 963, 1197, 2033, 2247, 2793, 5243, 6099, 6741, 8379, 14231, 15729, 17519, 18297, 42693, 47187, 52557, 99617, 122633, 128079, 157671, 298851, 332861, 367899, 858431, 896553, 998583, 1103697, 1874533, 2330027, 2575293, 2995749, 5623599, 6990081, 7725879, 13121731, 16310189, 16870797, 20970243, 35616127, 39365193, 48930567, 91852117, 106848381, 118095579, 146791701, 249312889, 275556351, 320545143, 747938667, 826669053, 1745190223, 2243816001, 5235570669, 15706712007]

約数ペア:

[(1, 15706712007), (3, 5235570669), (7, 2243816001), (9, 1745190223), (19, 826669053), (21, 747938667), (49, 320545143), (57, 275556351), (63, 249312889), (107, 146791701), (133, 118095579), (147, 106848381), (171, 91852117), (321, 48930567), (399, 39365193), (441, 35616127), (749, 20970243), (931, 16870797), (963, 16310189), (1197, 13121731), (2033, 7725879), (2247, 6990081), (2793, 5623599), (5243, 2995749), (6099, 2575293), (6741, 2330027), (8379, 1874533), (14231, 1103697), (15729, 998583), (17519, 896553), (18297, 858431), (42693, 367899), (47187, 332861), (52557, 298851), (99617, 157671), (122633, 128079)]