156565227

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{977}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 257628672

約数和(自身を除く): 101063445

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 587, 977, 1761, 2931, 4109, 6839, 7631, 12327, 12701, 20517, 22893, 38103, 53417, 88907, 160251, 266721, 573499, 1720497, 4014493, 7455487, 12043479, 22366461, 52188409, 156565227]

約数ペア:

[(1, 156565227), (3, 52188409), (7, 22366461), (13, 12043479), (21, 7455487), (39, 4014493), (91, 1720497), (273, 573499), (587, 266721), (977, 160251), (1761, 88907), (2931, 53417), (4109, 38103), (6839, 22893), (7631, 20517), (12327, 12701)]