128297876

素因数分解:

$2^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{6481}}^1$

素因数の和:6600

約数の個数: 36

約数和(自身を含む): 263804436

約数和(自身を除く): 135506560

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 196, 202, 404, 707, 1414, 2828, 4949, 6481, 9898, 12962, 19796, 25924, 45367, 90734, 181468, 317569, 635138, 654581, 1270276, 1309162, 2618324, 4582067, 9164134, 18328268, 32074469, 64148938, 128297876]

約数ペア:

[(1, 128297876), (2, 64148938), (4, 32074469), (7, 18328268), (14, 9164134), (28, 4582067), (49, 2618324), (98, 1309162), (101, 1270276), (196, 654581), (202, 635138), (404, 317569), (707, 181468), (1414, 90734), (2828, 45367), (4949, 25924), (6481, 19796), (9898, 12962)]