69513628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 133056000

約数和(自身を除く): 63542372

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 89, 172, 178, 239, 356, 478, 817, 956, 1634, 1691, 3268, 3382, 3827, 4541, 6764, 7654, 9082, 10277, 15308, 18164, 20554, 21271, 41108, 42542, 72713, 85084, 145426, 195263, 290852, 390526, 404149, 781052, 808298, 914653, 1616596, 1829306, 3658612, 17378407, 34756814, 69513628]

約数ペア:

[(1, 69513628), (2, 34756814), (4, 17378407), (19, 3658612), (38, 1829306), (43, 1616596), (76, 914653), (86, 808298), (89, 781052), (172, 404149), (178, 390526), (239, 290852), (356, 195263), (478, 145426), (817, 85084), (956, 72713), (1634, 42542), (1691, 41108), (3268, 21271), (3382, 20554), (3827, 18164), (4541, 15308), (6764, 10277), (7654, 9082)]