68753986

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^2$

素因数の和:606

約数の個数: 24

約数和(自身を含む): 119980224

約数和(自身を除く): 51226238

約数列:

[1, 2, 7, 14, 71, 142, 263, 497, 526, 994, 1841, 3682, 18673, 37346, 69169, 130711, 138338, 261422, 484183, 968366, 4910999, 9821998, 34376993, 68753986]

約数ペア:

[(1, 68753986), (2, 34376993), (7, 9821998), (14, 4910999), (71, 968366), (142, 484183), (263, 261422), (497, 138338), (526, 130711), (994, 69169), (1841, 37346), (3682, 18673)]