219189839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{1373}}^1$

素因数の和:2038

約数の個数: 16

約数和(自身を含む): 250089984

約数和(自身を除く): 30900145

約数列:

[1, 11, 23, 253, 631, 1373, 6941, 14513, 15103, 31579, 159643, 347369, 866363, 9529993, 19926349, 219189839]

約数ペア:

[(1, 219189839), (11, 19926349), (23, 9529993), (253, 866363), (631, 347369), (1373, 159643), (6941, 31579), (14513, 15103)]