2531718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 6379776

約数和(自身を除く): 3848058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 283, 426, 497, 566, 639, 849, 994, 1278, 1491, 1698, 1981, 2547, 2982, 3962, 4473, 5094, 5943, 8946, 11886, 17829, 20093, 35658, 40186, 60279, 120558, 140651, 180837, 281302, 361674, 421953, 843906, 1265859, 2531718]

約数ペア:

[(1, 2531718), (2, 1265859), (3, 843906), (6, 421953), (7, 361674), (9, 281302), (14, 180837), (18, 140651), (21, 120558), (42, 60279), (63, 40186), (71, 35658), (126, 20093), (142, 17829), (213, 11886), (283, 8946), (426, 5943), (497, 5094), (566, 4473), (639, 3962), (849, 2982), (994, 2547), (1278, 1981), (1491, 1698)]