648045135

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{33413}}^1$

素因数の和:33855

約数の個数: 24

約数和(自身を含む): 1125918144

約数和(自身を除く): 477873009

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 3879, 6465, 19395, 33413, 100239, 167065, 300717, 501195, 1503585, 14401003, 43203009, 72005015, 129609027, 216015045, 648045135]

約数ペア:

[(1, 648045135), (3, 216015045), (5, 129609027), (9, 72005015), (15, 43203009), (45, 14401003), (431, 1503585), (1293, 501195), (2155, 300717), (3879, 167065), (6465, 100239), (19395, 33413)]