51428587

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 64047024

約数和(自身を除く): 12618437

約数列:

[1, 7, 17, 49, 107, 119, 577, 749, 833, 1819, 4039, 5243, 9809, 12733, 28273, 61739, 68663, 89131, 432173, 480641, 1049563, 3025211, 7346941, 51428587]

約数ペア:

[(1, 51428587), (7, 7346941), (17, 3025211), (49, 1049563), (107, 480641), (119, 432173), (577, 89131), (749, 68663), (833, 61739), (1819, 28273), (4039, 12733), (5243, 9809)]