191318425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{450161}}^1$

素因数の和:450188

約数の個数: 12

約数和(自身を含む): 251190396

約数和(自身を除く): 59871971

約数列:

[1, 5, 17, 25, 85, 425, 450161, 2250805, 7652737, 11254025, 38263685, 191318425]

約数ペア:

[(1, 191318425), (5, 38263685), (17, 11254025), (25, 7652737), (85, 2250805), (425, 450161)]