187840653

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 341397504

約数和(自身を除く): 153556851

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 71, 77, 91, 143, 213, 231, 273, 429, 497, 781, 881, 923, 1001, 1491, 2343, 2643, 2769, 3003, 5467, 6167, 6461, 9691, 10153, 11453, 16401, 18501, 19383, 29073, 30459, 34359, 62551, 67837, 71071, 80171, 125983, 187653, 203511, 213213, 240513, 377949, 437857, 688061, 813163, 881881, 1313571, 2064183, 2439489, 2645643, 4816427, 5692141, 8944793, 14449281, 17076423, 26834379, 62613551, 187840653]

約数ペア:

[(1, 187840653), (3, 62613551), (7, 26834379), (11, 17076423), (13, 14449281), (21, 8944793), (33, 5692141), (39, 4816427), (71, 2645643), (77, 2439489), (91, 2064183), (143, 1313571), (213, 881881), (231, 813163), (273, 688061), (429, 437857), (497, 377949), (781, 240513), (881, 213213), (923, 203511), (1001, 187653), (1491, 125983), (2343, 80171), (2643, 71071), (2769, 67837), (3003, 62551), (5467, 34359), (6167, 30459), (6461, 29073), (9691, 19383), (10153, 18501), (11453, 16401)]