22081005

素因数分解:

$3^4\times 5^1\times {\mathrm{54521}}^1$

素因数の和:54538

約数の個数: 20

約数和(自身を含む): 39582972

約数和(自身を除く): 17501967

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 54521, 163563, 272605, 490689, 817815, 1472067, 2453445, 4416201, 7360335, 22081005]

約数ペア:

[(1, 22081005), (3, 7360335), (5, 4416201), (9, 2453445), (15, 1472067), (27, 817815), (45, 490689), (81, 272605), (135, 163563), (405, 54521)]