81990270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{911003}}^1$

素因数の和:911016

約数の個数: 24

約数和(自身を含む): 213174936

約数和(自身を除く): 131184666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 911003, 1822006, 2733009, 4555015, 5466018, 8199027, 9110030, 13665045, 16398054, 27330090, 40995135, 81990270]

約数ペア:

[(1, 81990270), (2, 40995135), (3, 27330090), (5, 16398054), (6, 13665045), (9, 9110030), (10, 8199027), (15, 5466018), (18, 4555015), (30, 2733009), (45, 1822006), (90, 911003)]