2253966

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 5515776

約数和(自身を除く): 3261810

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 37, 39, 66, 71, 74, 78, 111, 142, 143, 213, 222, 286, 407, 426, 429, 481, 781, 814, 858, 923, 962, 1221, 1443, 1562, 1846, 2343, 2442, 2627, 2769, 2886, 4686, 5254, 5291, 5538, 7881, 10153, 10582, 15762, 15873, 20306, 28897, 30459, 31746, 34151, 57794, 60918, 68302, 86691, 102453, 173382, 204906, 375661, 751322, 1126983, 2253966]

約数ペア:

[(1, 2253966), (2, 1126983), (3, 751322), (6, 375661), (11, 204906), (13, 173382), (22, 102453), (26, 86691), (33, 68302), (37, 60918), (39, 57794), (66, 34151), (71, 31746), (74, 30459), (78, 28897), (111, 20306), (142, 15873), (143, 15762), (213, 10582), (222, 10153), (286, 7881), (407, 5538), (426, 5291), (429, 5254), (481, 4686), (781, 2886), (814, 2769), (858, 2627), (923, 2442), (962, 2343), (1221, 1846), (1443, 1562)]