13257543

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 19441920

約数和(自身を除く): 6184377

約数列:

[1, 3, 13, 39, 79, 169, 237, 331, 507, 993, 1027, 3081, 4303, 12909, 13351, 26149, 40053, 55939, 78447, 167817, 339937, 1019811, 4419181, 13257543]

約数ペア:

[(1, 13257543), (3, 4419181), (13, 1019811), (39, 339937), (79, 167817), (169, 78447), (237, 55939), (331, 40053), (507, 26149), (993, 13351), (1027, 12909), (3081, 4303)]