28056519

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{443}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 42112512

約数和(自身を除く): 14055993

約数列:

[1, 3, 9, 31, 93, 227, 279, 443, 681, 1329, 2043, 3987, 7037, 13733, 21111, 41199, 63333, 100561, 123597, 301683, 905049, 3117391, 9352173, 28056519]

約数ペア:

[(1, 28056519), (3, 9352173), (9, 3117391), (31, 905049), (93, 301683), (227, 123597), (279, 100561), (443, 63333), (681, 41199), (1329, 21111), (2043, 13733), (3987, 7037)]