121511270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{639533}}^1$

素因数の和:639559

約数の個数: 16

約数和(自身を含む): 230232240

約数和(自身を除く): 108720970

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 639533, 1279066, 3197665, 6395330, 12151127, 24302254, 60755635, 121511270]

約数ペア:

[(1, 121511270), (2, 60755635), (5, 24302254), (10, 12151127), (19, 6395330), (38, 3197665), (95, 1279066), (190, 639533)]