20151885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6079}}^1$

素因数の和:6117

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 16619955

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 6079, 18237, 30395, 79027, 91185, 103343, 237081, 310029, 395135, 516715, 1185405, 1343459, 1550145, 4030377, 6717295, 20151885]

約数ペア:

[(1, 20151885), (3, 6717295), (5, 4030377), (13, 1550145), (15, 1343459), (17, 1185405), (39, 516715), (51, 395135), (65, 310029), (85, 237081), (195, 103343), (221, 91185), (255, 79027), (663, 30395), (1105, 18237), (3315, 6079)]