22080705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 37749888

約数和(自身を除く): 15669183

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 661, 1965, 1983, 2227, 3305, 6681, 9915, 11135, 11237, 33405, 33711, 56185, 86591, 168555, 259773, 432955, 1298865, 1472047, 4416141, 7360235, 22080705]

約数ペア:

[(1, 22080705), (3, 7360235), (5, 4416141), (15, 1472047), (17, 1298865), (51, 432955), (85, 259773), (131, 168555), (255, 86591), (393, 56185), (655, 33711), (661, 33405), (1965, 11237), (1983, 11135), (2227, 9915), (3305, 6681)]