520481493

素因数分解:

$3^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{15271}}^1$

素因数の和:15825

約数の個数: 24

約数和(自身を含む): 860852096

約数和(自身を除く): 340370603

約数列:

[1, 3, 7, 9, 21, 63, 541, 1623, 3787, 4869, 11361, 15271, 34083, 45813, 106897, 137439, 320691, 962073, 8261611, 24784833, 57831277, 74354499, 173493831, 520481493]

約数ペア:

[(1, 520481493), (3, 173493831), (7, 74354499), (9, 57831277), (21, 24784833), (63, 8261611), (541, 962073), (1623, 320691), (3787, 137439), (4869, 106897), (11361, 45813), (15271, 34083)]