81137754

素因数分解:

$2^1\times 3^3\times {\mathrm{1502551}}^1$

素因数の和:1502562

約数の個数: 16

約数和(自身を含む): 180306240

約数和(自身を除く): 99168486

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1502551, 3005102, 4507653, 9015306, 13522959, 27045918, 40568877, 81137754]

約数ペア:

[(1, 81137754), (2, 40568877), (3, 27045918), (6, 13522959), (9, 9015306), (18, 4507653), (27, 3005102), (54, 1502551)]