390289315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353203}}^1$

素因数の和:353238

約数の個数: 16

約数和(自身を含む): 534044448

約数和(自身を除く): 143755133

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 353203, 1766015, 4591639, 6004451, 22958195, 30022255, 78057863, 390289315]

約数ペア:

[(1, 390289315), (5, 78057863), (13, 30022255), (17, 22958195), (65, 6004451), (85, 4591639), (221, 1766015), (1105, 353203)]