8990975

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 12915840

約数和(自身を除く): 3924865

約数列:

[1, 5, 7, 25, 35, 83, 175, 415, 581, 619, 2075, 2905, 3095, 4333, 14525, 15475, 21665, 51377, 108325, 256885, 359639, 1284425, 1798195, 8990975]

約数ペア:

[(1, 8990975), (5, 1798195), (7, 1284425), (25, 359639), (35, 256885), (83, 108325), (175, 51377), (415, 21665), (581, 15475), (619, 14525), (2075, 4333), (2905, 3095)]