27958238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2557}}^1$

素因数の和:2648

約数の個数: 32

約数和(自身を含む): 53042688

約数和(自身を除く): 25084450

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 497, 781, 994, 1562, 2557, 5114, 5467, 10934, 17899, 28127, 35798, 56254, 181547, 196889, 363094, 393778, 1270829, 1997017, 2541658, 3994034, 13979119, 27958238]

約数ペア:

[(1, 27958238), (2, 13979119), (7, 3994034), (11, 2541658), (14, 1997017), (22, 1270829), (71, 393778), (77, 363094), (142, 196889), (154, 181547), (497, 56254), (781, 35798), (994, 28127), (1562, 17899), (2557, 10934), (5114, 5467)]