78520401

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1483}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 121806720

約数和(自身を除く): 43286319

約数列:

[1, 3, 9, 27, 37, 53, 111, 159, 333, 477, 999, 1431, 1483, 1961, 4449, 5883, 13347, 17649, 40041, 52947, 54871, 78599, 164613, 235797, 493839, 707391, 1481517, 2122173, 2908163, 8724489, 26173467, 78520401]

約数ペア:

[(1, 78520401), (3, 26173467), (9, 8724489), (27, 2908163), (37, 2122173), (53, 1481517), (111, 707391), (159, 493839), (333, 235797), (477, 164613), (999, 78599), (1431, 54871), (1483, 52947), (1961, 40041), (4449, 17649), (5883, 13347)]