189975745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{11087}}^1$

素因数の和:11264

約数の個数: 16

約数和(自身を含む): 239500800

約数和(自身を除く): 49525055

約数列:

[1, 5, 23, 115, 149, 745, 3427, 11087, 17135, 55435, 255001, 1275005, 1651963, 8259815, 37995149, 189975745]

約数ペア:

[(1, 189975745), (5, 37995149), (23, 8259815), (115, 1651963), (149, 1275005), (745, 255001), (3427, 55435), (11087, 17135)]