161482881

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 281452320

約数和(自身を除く): 119969439

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 179, 323, 357, 361, 399, 537, 833, 931, 969, 1083, 1253, 2261, 2499, 2527, 2793, 3043, 3401, 3759, 6137, 6783, 7581, 8771, 9129, 10203, 15827, 17689, 18411, 21301, 23807, 26313, 42959, 47481, 53067, 57817, 63903, 64619, 71421, 128877, 149107, 166649, 173451, 193857, 300713, 404719, 447321, 452333, 499947, 902139, 1098523, 1214157, 1356999, 2833033, 3166331, 3295569, 7689661, 8499099, 9498993, 23068983, 53827627, 161482881]

約数ペア:

[(1, 161482881), (3, 53827627), (7, 23068983), (17, 9498993), (19, 8499099), (21, 7689661), (49, 3295569), (51, 3166331), (57, 2833033), (119, 1356999), (133, 1214157), (147, 1098523), (179, 902139), (323, 499947), (357, 452333), (361, 447321), (399, 404719), (537, 300713), (833, 193857), (931, 173451), (969, 166649), (1083, 149107), (1253, 128877), (2261, 71421), (2499, 64619), (2527, 63903), (2793, 57817), (3043, 53067), (3401, 47481), (3759, 42959), (6137, 26313), (6783, 23807), (7581, 21301), (8771, 18411), (9129, 17689), (10203, 15827)]