189337645

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 265402368

約数和(自身を除く): 76064723

約数列:

[1, 5, 7, 35, 67, 263, 307, 335, 469, 1315, 1535, 1841, 2149, 2345, 9205, 10745, 17621, 20569, 80741, 88105, 102845, 123347, 143983, 403705, 565187, 616735, 719915, 2825935, 5409647, 27048235, 37867529, 189337645]

約数ペア:

[(1, 189337645), (5, 37867529), (7, 27048235), (35, 5409647), (67, 2825935), (263, 719915), (307, 616735), (335, 565187), (469, 403705), (1315, 143983), (1535, 123347), (1841, 102845), (2149, 88105), (2345, 80741), (9205, 20569), (10745, 17621)]