31893342

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 70201728

約数和(自身を除く): 38308386

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 169, 213, 338, 426, 443, 507, 886, 923, 1014, 1329, 1846, 2658, 2769, 5538, 5759, 11518, 11999, 17277, 23998, 31453, 34554, 35997, 62906, 71994, 74867, 94359, 149734, 188718, 224601, 408889, 449202, 817778, 1226667, 2453334, 5315557, 10631114, 15946671, 31893342]

約数ペア:

[(1, 31893342), (2, 15946671), (3, 10631114), (6, 5315557), (13, 2453334), (26, 1226667), (39, 817778), (71, 449202), (78, 408889), (142, 224601), (169, 188718), (213, 149734), (338, 94359), (426, 74867), (443, 71994), (507, 62906), (886, 35997), (923, 34554), (1014, 31453), (1329, 23998), (1846, 17277), (2658, 11999), (2769, 11518), (5538, 5759)]