313612195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{253937}}^1$

素因数の和:253974

約数の個数: 16

約数和(自身を含む): 426615840

約数和(自身を除く): 113003645

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 253937, 1269685, 3301181, 4824803, 16505905, 24124015, 62722439, 313612195]

約数ペア:

[(1, 313612195), (5, 62722439), (13, 24124015), (19, 16505905), (65, 4824803), (95, 3301181), (247, 1269685), (1235, 253937)]