15387165

素因数分解:

$3^4\times 5^1\times {\mathrm{37993}}^1$

素因数の和:38010

約数の個数: 20

約数和(自身を含む): 27583644

約数和(自身を除く): 12196479

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 37993, 113979, 189965, 341937, 569895, 1025811, 1709685, 3077433, 5129055, 15387165]

約数ペア:

[(1, 15387165), (3, 5129055), (5, 3077433), (9, 1709685), (15, 1025811), (27, 569895), (45, 341937), (81, 189965), (135, 113979), (405, 37993)]