31364805

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{72103}}^1$

素因数の和:72140

約数の個数: 16

約数和(自身を含む): 51914880

約数和(自身を除く): 20550075

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 72103, 216309, 360515, 1081545, 2090987, 6272961, 10454935, 31364805]

約数ペア:

[(1, 31364805), (3, 10454935), (5, 6272961), (15, 2090987), (29, 1081545), (87, 360515), (145, 216309), (435, 72103)]