394227145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{6571}}^1$

素因数の和:6673

約数の個数: 24

約数和(自身を含む): 519556032

約数和(自身を除く): 125328887

約数列:

[1, 5, 13, 65, 71, 169, 355, 845, 923, 4615, 6571, 11999, 32855, 59995, 85423, 427115, 466541, 1110499, 2332705, 5552495, 6065033, 30325165, 78845429, 394227145]

約数ペア:

[(1, 394227145), (5, 78845429), (13, 30325165), (65, 6065033), (71, 5552495), (169, 2332705), (355, 1110499), (845, 466541), (923, 427115), (4615, 85423), (6571, 59995), (11999, 32855)]