28718158

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1009}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 52358400

約数和(自身を除く): 23640242

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 749, 1009, 1498, 2018, 2033, 4066, 7063, 14126, 14231, 19171, 28462, 38342, 107963, 134197, 215926, 268394, 755741, 1511482, 2051297, 4102594, 14359079, 28718158]

約数ペア:

[(1, 28718158), (2, 14359079), (7, 4102594), (14, 2051297), (19, 1511482), (38, 755741), (107, 268394), (133, 215926), (214, 134197), (266, 107963), (749, 38342), (1009, 28462), (1498, 19171), (2018, 14231), (2033, 14126), (4066, 7063)]