56288169

素因数分解:

$3^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{691}}^1$

素因数の和:1138

約数の個数: 32

約数和(自身を含む): 95662080

約数和(自身を除く): 39373911

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 431, 691, 1293, 2073, 3017, 3879, 4837, 6219, 9051, 11637, 14511, 18657, 27153, 43533, 81459, 130599, 297821, 893463, 2084747, 2680389, 6254241, 8041167, 18762723, 56288169]

約数ペア:

[(1, 56288169), (3, 18762723), (7, 8041167), (9, 6254241), (21, 2680389), (27, 2084747), (63, 893463), (189, 297821), (431, 130599), (691, 81459), (1293, 43533), (2073, 27153), (3017, 18657), (3879, 14511), (4837, 11637), (6219, 9051)]