177219

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 305760

約数和(自身を除く): 128541

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 97, 203, 261, 291, 609, 679, 873, 1827, 2037, 2813, 6111, 8439, 19691, 25317, 59073, 177219]

約数ペア:

[(1, 177219), (3, 59073), (7, 25317), (9, 19691), (21, 8439), (29, 6111), (63, 2813), (87, 2037), (97, 1827), (203, 873), (261, 679), (291, 609)]