2897874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 7275840

約数和(自身を除く): 4377966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 211, 218, 327, 422, 633, 654, 763, 981, 1266, 1477, 1526, 1899, 1962, 2289, 2954, 3798, 4431, 4578, 6867, 8862, 13293, 13734, 22999, 26586, 45998, 68997, 137994, 160993, 206991, 321986, 413982, 482979, 965958, 1448937, 2897874]

約数ペア:

[(1, 2897874), (2, 1448937), (3, 965958), (6, 482979), (7, 413982), (9, 321986), (14, 206991), (18, 160993), (21, 137994), (42, 68997), (63, 45998), (109, 26586), (126, 22999), (211, 13734), (218, 13293), (327, 8862), (422, 6867), (633, 4578), (654, 4431), (763, 3798), (981, 2954), (1266, 2289), (1477, 1962), (1526, 1899)]