999271

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 1254400

約数和(自身を除く): 255129

約数列:

[1, 7, 13, 79, 91, 139, 553, 973, 1027, 1807, 7189, 10981, 12649, 76867, 142753, 999271]

約数ペア:

[(1, 999271), (7, 142753), (13, 76867), (79, 12649), (91, 10981), (139, 7189), (553, 1807), (973, 1027)]