126937616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1223}}^1$

素因数の和:1743

約数の個数: 40

約数和(自身を含む): 265608000

約数和(自身を除く): 138670384

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 499, 998, 1223, 1996, 2446, 3992, 4892, 6487, 7984, 9784, 12974, 15899, 19568, 25948, 31798, 51896, 63596, 103792, 127192, 254384, 610277, 1220554, 2441108, 4882216, 7933601, 9764432, 15867202, 31734404, 63468808, 126937616]

約数ペア:

[(1, 126937616), (2, 63468808), (4, 31734404), (8, 15867202), (13, 9764432), (16, 7933601), (26, 4882216), (52, 2441108), (104, 1220554), (208, 610277), (499, 254384), (998, 127192), (1223, 103792), (1996, 63596), (2446, 51896), (3992, 31798), (4892, 25948), (6487, 19568), (7984, 15899), (9784, 12974)]