38911243

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 47401200

約数和(自身を除く): 8489957

約数列:

[1, 7, 29, 49, 139, 197, 203, 973, 1379, 1421, 4031, 5713, 6811, 9653, 27383, 28217, 39991, 191681, 197519, 279937, 794107, 1341767, 5558749, 38911243]

約数ペア:

[(1, 38911243), (7, 5558749), (29, 1341767), (49, 794107), (139, 279937), (197, 197519), (203, 191681), (973, 39991), (1379, 28217), (1421, 27383), (4031, 9653), (5713, 6811)]