168311481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1153}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 255911040

約数和(自身を除く): 87599559

約数列:

[1, 3, 13, 19, 39, 57, 197, 247, 591, 741, 1153, 2561, 3459, 3743, 7683, 11229, 14989, 21907, 44967, 48659, 65721, 145977, 227141, 284791, 681423, 854373, 2952833, 4315679, 8858499, 12947037, 56103827, 168311481]

約数ペア:

[(1, 168311481), (3, 56103827), (13, 12947037), (19, 8858499), (39, 4315679), (57, 2952833), (197, 854373), (247, 681423), (591, 284791), (741, 227141), (1153, 145977), (2561, 65721), (3459, 48659), (3743, 44967), (7683, 21907), (11229, 14989)]