421151805

素因数分解:

$3^5\times 5^1\times {\mathrm{346627}}^1$

素因数の和:346647

約数の個数: 24

約数和(自身を含む): 757035552

約数和(自身を除く): 335883747

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 346627, 1039881, 1733135, 3119643, 5199405, 9358929, 15598215, 28076787, 46794645, 84230361, 140383935, 421151805]

約数ペア:

[(1, 421151805), (3, 140383935), (5, 84230361), (9, 46794645), (15, 28076787), (27, 15598215), (45, 9358929), (81, 5199405), (135, 3119643), (243, 1733135), (405, 1039881), (1215, 346627)]