211800445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{17881}}^1$

素因数の和:18012

約数の個数: 16

約数和(自身を含む): 267800832

約数和(自身を除く): 56000387

約数列:

[1, 5, 23, 103, 115, 515, 2369, 11845, 17881, 89405, 411263, 1841743, 2056315, 9208715, 42360089, 211800445]

約数ペア:

[(1, 211800445), (5, 42360089), (23, 9208715), (103, 2056315), (115, 1841743), (515, 411263), (2369, 89405), (11845, 17881)]