31660146

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{27919}}^1$

素因数の和:27940

約数の個数: 40

約数和(自身を含む): 81079680

約数和(自身を除く): 49419534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 27919, 55838, 83757, 167514, 195433, 251271, 390866, 502542, 586299, 753813, 1172598, 1507626, 1758897, 2261439, 3517794, 4522878, 5276691, 10553382, 15830073, 31660146]

約数ペア:

[(1, 31660146), (2, 15830073), (3, 10553382), (6, 5276691), (7, 4522878), (9, 3517794), (14, 2261439), (18, 1758897), (21, 1507626), (27, 1172598), (42, 753813), (54, 586299), (63, 502542), (81, 390866), (126, 251271), (162, 195433), (189, 167514), (378, 83757), (567, 55838), (1134, 27919)]