30981885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1823}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 54632448

約数和(自身を除く): 23650563

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 165, 309, 515, 1133, 1545, 1823, 3399, 5469, 5665, 9115, 16995, 20053, 27345, 60159, 100265, 187769, 300795, 563307, 938845, 2065459, 2816535, 6196377, 10327295, 30981885]

約数ペア:

[(1, 30981885), (3, 10327295), (5, 6196377), (11, 2816535), (15, 2065459), (33, 938845), (55, 563307), (103, 300795), (165, 187769), (309, 100265), (515, 60159), (1133, 27345), (1545, 20053), (1823, 16995), (3399, 9115), (5469, 5665)]