11990881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 14601600

約数和(自身を除く): 2610719

約数列:

[1, 7, 19, 89, 133, 623, 1013, 1691, 7091, 11837, 19247, 90157, 134729, 631099, 1712983, 11990881]

約数ペア:

[(1, 11990881), (7, 1712983), (19, 631099), (89, 134729), (133, 90157), (623, 19247), (1013, 11837), (1691, 7091)]