38874249

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{3221}}^1$

素因数の和:3382

約数の個数: 20

約数和(自身を含む): 58479300

約数和(自身を除く): 19605051

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 3221, 4023, 9663, 12069, 28989, 86967, 260901, 479929, 1439787, 4319361, 12958083, 38874249]

約数ペア:

[(1, 38874249), (3, 12958083), (9, 4319361), (27, 1439787), (81, 479929), (149, 260901), (447, 86967), (1341, 28989), (3221, 12069), (4023, 9663)]