1387289026

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{727}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 2169078912

約数和(自身を除く): 781789886

約数列:

[1, 2, 37, 74, 107, 214, 241, 482, 727, 1454, 3959, 7918, 8917, 17834, 25787, 26899, 51574, 53798, 77789, 155578, 175207, 350414, 954119, 1908238, 2878193, 5756386, 6482659, 12965318, 18747149, 37494298, 693644513, 1387289026]

約数ペア:

[(1, 1387289026), (2, 693644513), (37, 37494298), (74, 18747149), (107, 12965318), (214, 6482659), (241, 5756386), (482, 2878193), (727, 1908238), (1454, 954119), (3959, 350414), (7918, 175207), (8917, 155578), (17834, 77789), (25787, 53798), (26899, 51574)]