12005505

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{619}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 20891520

約数和(自身を除く): 8886015

約数列:

[1, 3, 5, 9, 15, 45, 431, 619, 1293, 1857, 2155, 3095, 3879, 5571, 6465, 9285, 19395, 27855, 266789, 800367, 1333945, 2401101, 4001835, 12005505]

約数ペア:

[(1, 12005505), (3, 4001835), (5, 2401101), (9, 1333945), (15, 800367), (45, 266789), (431, 27855), (619, 19395), (1293, 9285), (1857, 6465), (2155, 5571), (3095, 3879)]