25238291

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 29373696

約数和(自身を除く): 4135405

約数列:

[1, 13, 23, 43, 151, 169, 299, 559, 989, 1963, 3473, 3887, 6493, 7267, 12857, 25519, 45149, 84409, 149339, 167141, 586937, 1097317, 1941407, 25238291]

約数ペア:

[(1, 25238291), (13, 1941407), (23, 1097317), (43, 586937), (151, 167141), (169, 149339), (299, 84409), (559, 45149), (989, 25519), (1963, 12857), (3473, 7267), (3887, 6493)]