30490911

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 54027792

約数和(自身を除く): 23536881

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 61, 81, 99, 121, 153, 183, 187, 243, 297, 363, 459, 549, 561, 671, 891, 1037, 1089, 1377, 1647, 1683, 2013, 2057, 2673, 3111, 3267, 4131, 4941, 5049, 6039, 6171, 7381, 9333, 9801, 11407, 14823, 15147, 18117, 18513, 22143, 27999, 29403, 34221, 45441, 54351, 55539, 66429, 83997, 102663, 125477, 163053, 166617, 199287, 251991, 307989, 376431, 499851, 597861, 923967, 1129293, 1793583, 2771901, 3387879, 10163637, 30490911]

約数ペア:

[(1, 30490911), (3, 10163637), (9, 3387879), (11, 2771901), (17, 1793583), (27, 1129293), (33, 923967), (51, 597861), (61, 499851), (81, 376431), (99, 307989), (121, 251991), (153, 199287), (183, 166617), (187, 163053), (243, 125477), (297, 102663), (363, 83997), (459, 66429), (549, 55539), (561, 54351), (671, 45441), (891, 34221), (1037, 29403), (1089, 27999), (1377, 22143), (1647, 18513), (1683, 18117), (2013, 15147), (2057, 14823), (2673, 11407), (3111, 9801), (3267, 9333), (4131, 7381), (4941, 6171), (5049, 6039)]