218996915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{6203}}^1$

素因数の和:6538

約数の個数: 16

約数和(自身を含む): 275159808

約数和(自身を除く): 56162893

約数列:

[1, 5, 23, 115, 307, 1535, 6203, 7061, 31015, 35305, 142669, 713345, 1904321, 9521605, 43799383, 218996915]

約数ペア:

[(1, 218996915), (5, 43799383), (23, 9521605), (115, 1904321), (307, 713345), (1535, 142669), (6203, 35305), (7061, 31015)]