87281089

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{7589}}^1$

素因数の和:7680

約数の個数: 16

約数和(自身を含む): 104924160

約数和(自身を除く): 17643071

約数列:

[1, 7, 31, 53, 217, 371, 1643, 7589, 11501, 53123, 235259, 402217, 1646813, 2815519, 12468727, 87281089]

約数ペア:

[(1, 87281089), (7, 12468727), (31, 2815519), (53, 1646813), (217, 402217), (371, 235259), (1643, 53123), (7589, 11501)]