28768551

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 45911040

約数和(自身を除く): 17142489

約数列:

[1, 3, 7, 21, 29, 87, 97, 203, 291, 487, 609, 679, 1461, 2037, 2813, 3409, 8439, 10227, 14123, 19691, 42369, 47239, 59073, 98861, 141717, 296583, 330673, 992019, 1369931, 4109793, 9589517, 28768551]

約数ペア:

[(1, 28768551), (3, 9589517), (7, 4109793), (21, 1369931), (29, 992019), (87, 330673), (97, 296583), (203, 141717), (291, 98861), (487, 59073), (609, 47239), (679, 42369), (1461, 19691), (2037, 14123), (2813, 10227), (3409, 8439)]