12391181

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 15510528

約数和(自身を除く): 3119347

約数列:

[1, 11, 17, 23, 43, 67, 187, 253, 391, 473, 731, 737, 989, 1139, 1541, 2881, 4301, 8041, 10879, 12529, 16813, 16951, 26197, 31691, 48977, 66263, 184943, 288167, 538747, 728893, 1126471, 12391181]

約数ペア:

[(1, 12391181), (11, 1126471), (17, 728893), (23, 538747), (43, 288167), (67, 184943), (187, 66263), (253, 48977), (391, 31691), (473, 26197), (731, 16951), (737, 16813), (989, 12529), (1139, 10879), (1541, 8041), (2881, 4301)]