81091218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039631}}^1$

素因数の和:1039649

約数の個数: 16

約数和(自身を含む): 174658176

約数和(自身を除く): 93566958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1039631, 2079262, 3118893, 6237786, 13515203, 27030406, 40545609, 81091218]

約数ペア:

[(1, 81091218), (2, 40545609), (3, 27030406), (6, 13515203), (13, 6237786), (26, 3118893), (39, 2079262), (78, 1039631)]