128465205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{7559}}^1$

素因数の和:7681

約数の個数: 32

約数和(自身を含む): 226437120

約数和(自身を除く): 97971915

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 165, 309, 515, 1133, 1545, 3399, 5665, 7559, 16995, 22677, 37795, 83149, 113385, 249447, 415745, 778577, 1247235, 2335731, 3892885, 8564347, 11678655, 25693041, 42821735, 128465205]

約数ペア:

[(1, 128465205), (3, 42821735), (5, 25693041), (11, 11678655), (15, 8564347), (33, 3892885), (55, 2335731), (103, 1247235), (165, 778577), (309, 415745), (515, 249447), (1133, 113385), (1545, 83149), (3399, 37795), (5665, 22677), (7559, 16995)]