657690159

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{10093}}^1$

素因数の和:10239

約数の個数: 32

約数和(自身を含む): 1046545920

約数和(自身を除く): 388855761

約数列:

[1, 3, 7, 21, 29, 87, 107, 203, 321, 609, 749, 2247, 3103, 9309, 10093, 21721, 30279, 65163, 70651, 211953, 292697, 878091, 1079951, 2048879, 3239853, 6146637, 7559657, 22678971, 31318579, 93955737, 219230053, 657690159]

約数ペア:

[(1, 657690159), (3, 219230053), (7, 93955737), (21, 31318579), (29, 22678971), (87, 7559657), (107, 6146637), (203, 3239853), (321, 2048879), (609, 1079951), (749, 878091), (2247, 292697), (3103, 211953), (9309, 70651), (10093, 65163), (21721, 30279)]