12402275

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 16040640

約数和(自身を除く): 3638365

約数列:

[1, 5, 25, 43, 83, 139, 215, 415, 695, 1075, 2075, 3475, 3569, 5977, 11537, 17845, 29885, 57685, 89225, 149425, 288425, 496091, 2480455, 12402275]

約数ペア:

[(1, 12402275), (5, 2480455), (25, 496091), (43, 288425), (83, 149425), (139, 89225), (215, 57685), (415, 29885), (695, 17845), (1075, 11537), (2075, 5977), (3475, 3569)]