257213772

素因数分解:

$2^2\times 3^3\times {\mathrm{2381609}}^1$

素因数の和:2381622

約数の個数: 24

約数和(自身を含む): 666850800

約数和(自身を除く): 409637028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 2381609, 4763218, 7144827, 9526436, 14289654, 21434481, 28579308, 42868962, 64303443, 85737924, 128606886, 257213772]

約数ペア:

[(1, 257213772), (2, 128606886), (3, 85737924), (4, 64303443), (6, 42868962), (9, 28579308), (12, 21434481), (18, 14289654), (27, 9526436), (36, 7144827), (54, 4763218), (108, 2381609)]