1328415985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{475283}}^1$

素因数の和:475344

約数の個数: 16

約数和(自身を含む): 1756649664

約数和(自身を除く): 428233679

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 475283, 2376415, 6178679, 20437169, 30893395, 102185845, 265683197, 1328415985]

約数ペア:

[(1, 1328415985), (5, 265683197), (13, 102185845), (43, 30893395), (65, 20437169), (215, 6178679), (559, 2376415), (2795, 475283)]