28020654

素因数分解:

$2^1\times 3^4\times {\mathrm{269}}^1\times {\mathrm{643}}^1$

素因数の和:926

約数の個数: 40

約数和(自身を含む): 63118440

約数和(自身を除く): 35097786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 269, 538, 643, 807, 1286, 1614, 1929, 2421, 3858, 4842, 5787, 7263, 11574, 14526, 17361, 21789, 34722, 43578, 52083, 104166, 172967, 345934, 518901, 1037802, 1556703, 3113406, 4670109, 9340218, 14010327, 28020654]

約数ペア:

[(1, 28020654), (2, 14010327), (3, 9340218), (6, 4670109), (9, 3113406), (18, 1556703), (27, 1037802), (54, 518901), (81, 345934), (162, 172967), (269, 104166), (538, 52083), (643, 43578), (807, 34722), (1286, 21789), (1614, 17361), (1929, 14526), (2421, 11574), (3858, 7263), (4842, 5787)]