243329905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12437}}^1$

素因数の和:12505

約数の個数: 32

約数和(自身を含む): 367766784

約数和(自身を除く): 124436879

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2795, 3913, 12437, 19565, 62185, 87059, 161681, 435295, 534791, 808405, 1131767, 2673955, 3743537, 5658835, 6952283, 18717685, 34761415, 48665981, 243329905]

約数ペア:

[(1, 243329905), (5, 48665981), (7, 34761415), (13, 18717685), (35, 6952283), (43, 5658835), (65, 3743537), (91, 2673955), (215, 1131767), (301, 808405), (455, 534791), (559, 435295), (1505, 161681), (2795, 87059), (3913, 62185), (12437, 19565)]