156385465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{4391}}^1$

素因数の和:4832

約数の個数: 16

約数和(自身を含む): 199221120

約数和(自身を除く): 42835655

約数列:

[1, 5, 17, 85, 419, 2095, 4391, 7123, 21955, 35615, 74647, 373235, 1839829, 9199145, 31277093, 156385465]

約数ペア:

[(1, 156385465), (5, 31277093), (17, 9199145), (85, 1839829), (419, 373235), (2095, 74647), (4391, 35615), (7123, 21955)]