138720104

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{709}}^1$

素因数の和:1413

約数の個数: 32

約数和(自身を含む): 267911400

約数和(自身を除く): 129191296

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 661, 709, 1322, 1418, 2644, 2836, 5288, 5672, 24457, 26233, 48914, 52466, 97828, 104932, 195656, 209864, 468649, 937298, 1874596, 3749192, 17340013, 34680026, 69360052, 138720104]

約数ペア:

[(1, 138720104), (2, 69360052), (4, 34680026), (8, 17340013), (37, 3749192), (74, 1874596), (148, 937298), (296, 468649), (661, 209864), (709, 195656), (1322, 104932), (1418, 97828), (2644, 52466), (2836, 48914), (5288, 26233), (5672, 24457)]