12143955

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21881}}^1$

素因数の和:21926

約数の個数: 16

約数和(自身を含む): 19956384

約数和(自身を除く): 7812429

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 21881, 65643, 109405, 328215, 809597, 2428791, 4047985, 12143955]

約数ペア:

[(1, 12143955), (3, 4047985), (5, 2428791), (15, 809597), (37, 328215), (111, 109405), (185, 65643), (555, 21881)]