51519165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4409}}^1$

素因数の和:4477

約数の個数: 32

約数和(自身を含む): 88905600

約数和(自身を除く): 37386435

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 4409, 11685, 13227, 22045, 66135, 83771, 180769, 251313, 418855, 542307, 903845, 1256565, 2711535, 3434611, 10303833, 17173055, 51519165]

約数ペア:

[(1, 51519165), (3, 17173055), (5, 10303833), (15, 3434611), (19, 2711535), (41, 1256565), (57, 903845), (95, 542307), (123, 418855), (205, 251313), (285, 180769), (615, 83771), (779, 66135), (2337, 22045), (3895, 13227), (4409, 11685)]