64445385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252727}}^1$

素因数の和:252752

約数の個数: 16

約数和(自身を含む): 109178496

約数和(自身を除く): 44733111

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 252727, 758181, 1263635, 3790905, 4296359, 12889077, 21481795, 64445385]

約数ペア:

[(1, 64445385), (3, 21481795), (5, 12889077), (15, 4296359), (17, 3790905), (51, 1263635), (85, 758181), (255, 252727)]