131392688

素因数分解:

$2^4\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2351}}^1$

素因数の和:2865

約数の個数: 40

約数和(自身を含む): 291648000

約数和(自身を除く): 160255312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 499, 998, 1996, 2351, 3493, 3992, 4702, 6986, 7984, 9404, 13972, 16457, 18808, 27944, 32914, 37616, 55888, 65828, 131656, 263312, 1173149, 2346298, 4692596, 8212043, 9385192, 16424086, 18770384, 32848172, 65696344, 131392688]

約数ペア:

[(1, 131392688), (2, 65696344), (4, 32848172), (7, 18770384), (8, 16424086), (14, 9385192), (16, 8212043), (28, 4692596), (56, 2346298), (112, 1173149), (499, 263312), (998, 131656), (1996, 65828), (2351, 55888), (3493, 37616), (3992, 32914), (4702, 27944), (6986, 18808), (7984, 16457), (9404, 13972)]