28162883

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 35750400

約数和(自身を除く): 7587517

約数列:

[1, 7, 19, 37, 59, 97, 133, 259, 413, 679, 703, 1121, 1843, 2183, 3589, 4921, 5723, 7847, 12901, 15281, 25123, 40061, 41477, 68191, 108737, 211751, 290339, 477337, 761159, 1482257, 4023269, 28162883]

約数ペア:

[(1, 28162883), (7, 4023269), (19, 1482257), (37, 761159), (59, 477337), (97, 290339), (133, 211751), (259, 108737), (413, 68191), (679, 41477), (703, 40061), (1121, 25123), (1843, 15281), (2183, 12901), (3589, 7847), (4921, 5723)]