2781990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{30911}}^1$

素因数の和:30924

約数の個数: 24

約数和(自身を含む): 7233408

約数和(自身を除く): 4451418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 30911, 61822, 92733, 154555, 185466, 278199, 309110, 463665, 556398, 927330, 1390995, 2781990]

約数ペア:

[(1, 2781990), (2, 1390995), (3, 927330), (5, 556398), (6, 463665), (9, 309110), (10, 278199), (15, 185466), (18, 154555), (30, 92733), (45, 61822), (90, 30911)]