991513523

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{990523}}^1$

素因数の和:990554

約数の個数: 16

約数和(自身を含む): 1331264256

約数和(自身を除く): 339750733

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 990523, 6933661, 10895753, 12876799, 76270271, 90137593, 141644789, 991513523]

約数ペア:

[(1, 991513523), (7, 141644789), (11, 90137593), (13, 76270271), (77, 12876799), (91, 10895753), (143, 6933661), (1001, 990523)]