8421315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 15536640

約数和(自身を除く): 7115325

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 577, 695, 973, 1731, 2085, 2885, 2919, 4039, 4865, 8655, 12117, 14595, 20195, 60585, 80203, 240609, 401015, 561421, 1203045, 1684263, 2807105, 8421315]

約数ペア:

[(1, 8421315), (3, 2807105), (5, 1684263), (7, 1203045), (15, 561421), (21, 401015), (35, 240609), (105, 80203), (139, 60585), (417, 20195), (577, 14595), (695, 12117), (973, 8655), (1731, 4865), (2085, 4039), (2885, 2919)]