12726801

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{3343}}^1$

素因数の和:3402

約数の個数: 20

約数和(自身を含む): 19421952

約数和(自身を除く): 6695151

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3343, 3807, 10029, 30087, 90261, 157121, 270783, 471363, 1414089, 4242267, 12726801]

約数ペア:

[(1, 12726801), (3, 4242267), (9, 1414089), (27, 471363), (47, 270783), (81, 157121), (141, 90261), (423, 30087), (1269, 10029), (3343, 3807)]