27623169

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 49121280

約数和(自身を除く): 21498111

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 491, 893, 987, 1197, 1473, 2679, 2961, 3437, 4419, 6251, 8037, 9329, 10311, 18753, 23077, 27987, 30933, 56259, 65303, 69231, 83961, 161539, 195909, 207693, 438463, 484617, 587727, 1315389, 1453851, 3069241, 3946167, 9207723, 27623169]

約数ペア:

[(1, 27623169), (3, 9207723), (7, 3946167), (9, 3069241), (19, 1453851), (21, 1315389), (47, 587727), (57, 484617), (63, 438463), (133, 207693), (141, 195909), (171, 161539), (329, 83961), (399, 69231), (423, 65303), (491, 56259), (893, 30933), (987, 27987), (1197, 23077), (1473, 18753), (2679, 10311), (2961, 9329), (3437, 8037), (4419, 6251)]