2901486

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 6894720

約数和(自身を除く): 3993234

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 139, 142, 147, 213, 278, 294, 417, 426, 497, 834, 973, 994, 1491, 1946, 2919, 2982, 3479, 5838, 6811, 6958, 9869, 10437, 13622, 19738, 20433, 20874, 29607, 40866, 59214, 69083, 138166, 207249, 414498, 483581, 967162, 1450743, 2901486]

約数ペア:

[(1, 2901486), (2, 1450743), (3, 967162), (6, 483581), (7, 414498), (14, 207249), (21, 138166), (42, 69083), (49, 59214), (71, 40866), (98, 29607), (139, 20874), (142, 20433), (147, 19738), (213, 13622), (278, 10437), (294, 9869), (417, 6958), (426, 6811), (497, 5838), (834, 3479), (973, 2982), (994, 2919), (1491, 1946)]