1887606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 4762368

約数和(自身を除く): 2874762

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 211, 213, 422, 426, 497, 633, 639, 994, 1266, 1278, 1477, 1491, 1899, 2954, 2982, 3798, 4431, 4473, 8862, 8946, 13293, 14981, 26586, 29962, 44943, 89886, 104867, 134829, 209734, 269658, 314601, 629202, 943803, 1887606]

約数ペア:

[(1, 1887606), (2, 943803), (3, 629202), (6, 314601), (7, 269658), (9, 209734), (14, 134829), (18, 104867), (21, 89886), (42, 44943), (63, 29962), (71, 26586), (126, 14981), (142, 13293), (211, 8946), (213, 8862), (422, 4473), (426, 4431), (497, 3798), (633, 2982), (639, 2954), (994, 1899), (1266, 1491), (1278, 1477)]