31131390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{22079}}^1$

素因数の和:22136

約数の個数: 32

約数和(自身を含む): 76308480

約数和(自身を除く): 45177090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 22079, 44158, 66237, 110395, 132474, 220790, 331185, 662370, 1037713, 2075426, 3113139, 5188565, 6226278, 10377130, 15565695, 31131390]

約数ペア:

[(1, 31131390), (2, 15565695), (3, 10377130), (5, 6226278), (6, 5188565), (10, 3113139), (15, 2075426), (30, 1037713), (47, 662370), (94, 331185), (141, 220790), (235, 132474), (282, 110395), (470, 66237), (705, 44158), (1410, 22079)]