487880547

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 832094208

約数和(自身を除く): 344213661

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 151, 197, 213, 231, 453, 497, 591, 781, 1057, 1379, 1491, 1661, 2167, 2343, 3171, 4137, 4983, 5467, 6501, 10721, 11627, 13987, 15169, 16401, 29747, 32163, 34881, 41961, 45507, 75047, 89241, 97909, 117931, 153857, 208229, 225141, 293727, 327217, 353793, 461571, 624687, 825517, 981651, 1076999, 2112037, 2290519, 2476551, 3230997, 6336111, 6871557, 14784259, 23232407, 44352777, 69697221, 162626849, 487880547]

約数ペア:

[(1, 487880547), (3, 162626849), (7, 69697221), (11, 44352777), (21, 23232407), (33, 14784259), (71, 6871557), (77, 6336111), (151, 3230997), (197, 2476551), (213, 2290519), (231, 2112037), (453, 1076999), (497, 981651), (591, 825517), (781, 624687), (1057, 461571), (1379, 353793), (1491, 327217), (1661, 293727), (2167, 225141), (2343, 208229), (3171, 153857), (4137, 117931), (4983, 97909), (5467, 89241), (6501, 75047), (10721, 45507), (11627, 41961), (13987, 34881), (15169, 32163), (16401, 29747)]