1020005987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1018987}}^1$

素因数の和:1019018

約数の個数: 16

約数和(自身を含む): 1369519872

約数和(自身を除く): 349513885

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 1018987, 7132909, 11208857, 13246831, 78461999, 92727817, 145715141, 1020005987]

約数ペア:

[(1, 1020005987), (7, 145715141), (11, 92727817), (13, 78461999), (77, 13246831), (91, 11208857), (143, 7132909), (1001, 1018987)]