427627647

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{368327}}^1$

素因数の和:368379

約数の個数: 16

約数和(自身を含む): 648257280

約数和(自身を除く): 220629633

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 368327, 1104981, 3314943, 9944829, 15838061, 47514183, 142542549, 427627647]

約数ペア:

[(1, 427627647), (3, 142542549), (9, 47514183), (27, 15838061), (43, 9944829), (129, 3314943), (387, 1104981), (1161, 368327)]